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® ALL PRODUCTS PROUDLY MADE IN THE USA 2023 Product Catalog DRILLING FLUIDS TESTING VISCOSITY AND OIL WELL STIMULATION TESTING CEMENTING TESTING CORE ANALYSIS & CORE TESTING EOR / IOR TESTING

SCIENTIFIC INNOVATIONS • INDUSTRIAL SOLUTIONS 2023 PRODUCT CATALOG A comprehensive listing of our current products. We work hard to ensure testing reliability so you can focus on the more important things, like getting back to business. UNMATCHED QUALITY INSTRUMENTATION At Grace Instrument, we know that testing plays a vital role before drilling operations can even begin. That’s why we are dedicated to providing unmatched, high-quality testing solutions that save you time and money. With over 20 years of experience in the oil and gas testing equipment industry, Grace Instrument sells and services over 50 different models worldwide. Our instruments feature innovative, patented technology, easy maintenance, and advanced engineering solutions. Our proven track record includes on-site training, a 1-year limited warranty, and replaceable spare parts with a lifetime of support and service via phone, email, video-conferencing, and/or on-site. Our experienced technicians can travel the globe to train and service any instrument within 3 weeks (or 3 days for emergencies). Grace Instrument is based in the USA, where we proudly design and manufacture all products in-house to reduce end-costs, control quality, and decrease lead times. Our products include viscometers, rheometers, core analysis and stimulation testers, drilling fluid testers, oil well cementing testers, and much more. We are committed to delivering outstanding service to our valued customers across the globe. As a leader of instrumentation devices, our products can be found in laboratories worldwide. Copyright © 2023 Grace Instrument. All rights reserved. No part of this work covered by the copyright may be reproduced, copied, transferred or distributed in any form or by any means—graphic, electronic, or mechanical—without written permission from Grace Instrument.

OUR MOST POPULAR PRODUCTS SCIENTIFIC INNOVATIONS. INDUSTRIAL SOLUTIONS. For more information or a free product evaluation, simply email us at info@graceinstrument.com or call us at 713-783-1560. Phone 713-783-1560 • www.graceinstrument.com • info@graceinstrument.com 1

M5600 HP/HT RHEOMETER TRUE RHEOLOGY MEASUREMENT UNDER HIGH PRESSURE U.S. Pat. 6,938,464 U.S. Pat. 6,951,127 U.S. Pat. 9,157,846 No magnetic coupling under high temperature and high pressure conditions. Direct measuement torque transducer and a separately controlled strain mechanism eliminates moment of inertia errors. Capable of obtaining values for G' and G", N' and K', all with the same API geometry. Hastelloy C construction on wetted parts and multiple patented technologies enable testing of the most corrosive samples, including acids. M5600 PC software allows both single- and multi-step real-time testing. ii

M2200 HP/HT LUBRICITY, DYNAMIC FILTRATION AND DRILLING SIMULATION TESTER THE 3-IN-1 MULTIFUNCTION TESTER WITH REAL DRILL BIT SIMULATION Multifunction Tester in one compact unit featuring HPHT Lubricity, Dynamic Filtration, and Drilling Simulation functionality. Only HP/HT lubricity tester currently available in the USA specifically designed for evaluating dynamic lubricity performance of drilling fluids under user-controlled conditions. Dynamic filtration testing conducted within a pressurized, temperaturecontrolled environment that contains a filtrate medium to simulate reservoir formations where particle plugging tests and differential sticking tests can be performed. Includes ultra-realistic well-bore simulation chamber, which allows the user to test the penetration rate on actual core samples using a real drill bit provided with each unit. iii U.S. Pat. 9,194,784

M7500 ULTRA HP/HT RHEOMETER THE LAB IN-A-BOX U.S. Pat. 7,287,416 U.S. Pat. 7,412,877 Optional components add multiple test functions while saving money, time, and laboratory space to provide you with an excellent ROI. Quick and easy test turn around with no need for re-calibration before every test. Prevents sample contamination by removing contact between the sample fluid within the main test chamber and the pressurization fluid. No other rheometer on the market today can make this claim. Patented design eliminates the use of expensive jewel bearings, which are difficult to install and break easily. State-of-the-art PC software with database management and real-time charting. iv

M9100 AUTOMATIC CORE FLOW TESTER CORE FLOW TESTING CUSTOMIZED TO FIT YOUR NEEDS Streamlined workflow allows for multiple test operations without draining confining fluid between tests enabling the researcher to conduct multiple tests without multiple set-up. Completely automatic controls including digital control of valves, fluid injection, and many other test parameters. Designed to accurately measure permeability changes to a formation core sample in a high temperature and high pressure environment, while exposing it to a variety of test fluids The 9000 series products are all completely customizable and made specifically to the clients requested specfications. v

TABLE OF CONTENTS Drilling Fluids Aging Cell and Roller Oven M1741 Aging Cell M1750 Roller Oven Lubricity M2170 HPHT Lubricity Tester M2180 HPHT Dynamic Filtration LCM Tester M2200 HPHT Lubricity, Dynamic Filtration, & Drilling Simulator Static Filtration M4050 Filter Press M4090 HPHT Filter Press M4085 Automatic Fluid Loss Apparatus Dynamic Filtration M2200 HPHT Lubricity, Dynamic Filtration, & Drilling Simulator Linear Swell Meters M4600 HPHT Linear Swell Meter M7500 LSM Ultra HPHT Linear Swell Meter Density (PVT) & Sag Tester M8500 Ultra HPHT Dynamic Sag Tester M7500 PVT Ultra HPHT Pycnometer Formation Damage M9100 HPHT Automatic Core Flow Tester M9200 HPHT Foam Loop Rheometer M9300 HPHT Foam Loop & Core Flow Tester Drilling Simulator M2200 HPHT Lubricity, Dynamic Filtration, & Drilling Simulator Rheology & Viscosity M3400 Dial-Reading Viscometer M3600 Automatic Rheometer M3600 Acid Rheometer M3900 In-Line Viscometer M5600 HPHT Rheometer M7500 Ultra HPHT Rheometer 12 SGS / Consistometer M7540 HPHT Consistometer/SGS Tester M7550 Ultra HPHT Consistometer/SGS Tester M7600 Comprehensive Cement Analyzer 13 14 15 Consistometer M7200 Atmospheric Consistometer M7210 Digital Atmospheric Consistometer M7250 HPHT Consistometer M7260 Ultra HPHT Consistometer M7270 HPHT Dual Cell Consistometer M7280 Ultra HPHT Dual Cell Consistometer M1510 Cement Settling/Stability Testing Tube Kit M1520 Circular Cement Expansion/Shrinkage Test Kit 16 17 Cement Rheology M3400 Dial-Reading Viscometer M3600 Automatic Rheometer M3600 Acid Rheometer M3900 In-Line Viscometer M7500 Ultra HPHT Cement Rheometer M7800 Ultra HPHT Hematite Rheometer 18 Cement Density and Curing Chamber M7500 PVT Ultra HPHT Pycnometer M7450 Curing Chamber 24 23 9 10 11 Cement Testing Cement Prep & Fluid Loss Testing M3080 Variable Speed Mixer M7150 Stirred Fluid Loss Tester Ultrasonic Cement Analyzer (UCA) M7350 UCA M7360 HPHT UCA M7370 Twin Cell UCA M7355 Volumetric Cement Expansion / Shrinkage Device 20 21 22 26 28 vi GRACE

INSTRUMENT Viscosity Viscosity Testing M3400 Dial-Reading Viscometer M3600 Acid Rheometer M3900 In-Line Viscometer M3600 Automatic Rheometer M5600 HPHT Rheometer M7500 Ultra HPHT Rheometer M9200 HPHT Foam Loop Rheometer 29 30 EOR/IOR PVT Testing M9700 HPHT PVT System M9715 HPHT Sapphire PVT Visualization Cell M9730 HPHT Recombination Cell Interfacial Surface Tension M6500 Spinning Drop Tensiometer M6550 HPHT Spinning Drop Tensiometer Core Analysis Core Porosity M9140 Core Porosimeter M9145 Porosimeter Core Permeability M9170 High Pressure Porosity and Permeability System M9190 Nanodarcy Permeameter Core Flood / Core Flow M9100 HPHT Automatic Core Flow Tester M9300 HPHT Foam Loop & Core Flow Tester Foam Loop & Friction Flow Systems M9200 HP/HT Foam Loop Rheometer M9250 Friction Flow Loop Tester Core Preparation M1722 Scale with Software Kit M9106 Automated Core Saturator System Reservoir Studies M9720 Micromodel Phase Behavior System M9710 Flow Assurance System M9730 Recombination Cell 41 38 37 Calibration Fluid Price List Calibration Fluid 47 48 35 36 Reservoir Stimulation M9115 Electrical Resistivity System M9117 Capillary Pressure & Resistivity System M9130 Slim Tube System 43 44 45 46 39 40 Production Stimulation Proppant Conductivity & Acid Stimulation M9500 Automatic Proppant Conductivity Tester M9400 Automatic Rotating Disc Acid Reactor 42 42 (713) 783-1560 PHONE • (713) 974-7144 FAX • info@gic.com • www.gic.com vii

We're eroding away the competition An acid-resistant viscometer equipped with nickel chromium-molybdenum alloy (Hastelloy C-276), all-sheet material, and a special HCL acid fume coating that is suitable for corrosion testing. The unit provides an excellent resistance to strong oxidizers and a variety of chemical compounds, which sets it a part from the competition and makes it an excellent choice for acidizing testing. M3600 Acid Viscometer OTHER ITEMS FROM OUR VISCOMETER SERIES M3600 Automatic Viscometer Another innovation brought to you by M3400 Dial-Reading Viscometer 8     

OUR MOST POPULAR PODUCTS DRILLING FLUIDS TESTING INSTRUMENTS SHOP FOR SIMPLIFED SOLUTIONS Choose instruments that provide quality craftsmanship. Designed to test the various characteristics and performance of a drilling fluid, Grace Instrument Drilling Fluid Testing Instruments are triple-tested for durability, quality, and optimization. 9 Many other sizes, configurations and finishes are available. Contact your sales representative for details: 713.783.1560 • info@gic.com

Aging Cell and Roller Oven Aging Series Aging cells are used with roller ovens in the aging and testing of drilling fluids or muds. Samples are placed in the aging cell, then agitated and rotated in the roller oven at high temperatures. M1741 AGING CELL Features M1750 ROLLER OVEN Features • Available in 3 premium metals: stainless steel 303 or 316, or hastelloy C-276 • Enclosure and rollers are stainless steel • High temperature testing, even through prolonged salinity • Designed for pressurizing fluid samples • Meets API Recommended Practice 13 B-1/13B-2 Specifications Capacity: 260 mL or 500 mL Max Temperature: 500°F (260°C) Max Pressure: 2,500 psi (17.23 MPa) Material Options: • 303 Stainless Steel • 316 Stainless Steel • C-276 Hastelloy 260 mL Dimensions: Outside cell 3.75"OD, 4.85"L. Inside cell 2.5"ID and 3.2"L 500 mL Dimensions: Outside cell 3.75"OD, 7.75"L. Inside cell 2.5"ID and 6.1"L • Stainless-steel enclosure and rollers. • Digital oven temperature controller and overtemperature safety controller (preset settings). • Overtemperature safety mechanism for operator protection. • K-type thermocouple connection installed on front panel for data log. • Evenly distributes heat by inside air circulation. • Accurate and stable temperature measurements. • Very precise, accurate simulation of pressure/temperature conditions. • Compatible with laboratory use or in-field operation. • Temperature data log output for data collection. Specifications Temperature Range: Ambient to 500°F (260°C) Outer Dimensions: 26"W x 31"D x 26"H Inner Dimensions: 22¼” W x 24⅝” D x 14” H Weight: 170 lbs. (~77 kg.) Frequency: 50-60 Hz Voltage: 115V AC or 230V AC (Integrated voltage switch on back of unit allows for selection between these two options. Always ensure selected voltage is compatible with your power supply.) 10 Data sheets and full product specifications can be found on our website at www.gic.com Drilling Fluids

Lubricity Lubricity Series Lubricity testers measure the lubricating value of a drilling fluid and are typically useful in drilling operations that require a mud additive to reduce torque and drag in the wellbore. U.S. Pat. 9,194,784 and 10,215,001 U.S. Pat. 9,194,784 and 10,215,001 M2170 HPHT LUBRICITY TESTER Features • Fully customizable test parameters • Automatic pressure & temperature control • Automatic data collection • Paddle assembly is durable for extensive testing • Measurses fluid resistivity of various lubricants • In accordance with API Recommended Practice 10B-2 • Maximum speed up to 600 rpm • Design of cooling jacket allows rapid cooling of test cells, lessening setup time between finishing one test & beginning a new one Specifications Dimensions: 27.5" H x 18" W x 21" D Temperature Range: Amb. to 500 °F (260 °C) Working Pressure: 2,000 psi Max Torque: 42.5 pound/inch (4.8 N.m) Max Power Requirement: 1,800 watts Heater Power: 1,200 watts Power Supply: 120/240 V, 50/60 Hz Sample Volume: 400 mL Filtrate Volume: 50 mL Shear Bob Speed: 0 to 600 rpm M2180 HPHT DYNAMIC FILTRATION LCM TESTER Features • Powerful, dynamic HP/HT filtration testing. • Pressurized, temperature-controlled environment realistically simulates downhole wellbores. • Filtrate medium available in a variety of porosities and permeabilities. • Simulates different reservoir formation types. • Robust back pressure control design minimizes downtime and repair costs. • Particle plugging test feature—specialized filtrate medium with artificial fissure. • Free, easy-to-use software included with each unit. Compact benchtop size easily moved from lab to lab. • Custom pressure, temperature, and automation solutions available. (Contact Grace Instrument for details.) • Fully compliant with API Recommended Practice 13B (RP 13B). Specifications Dimensions: 27.5" H x 18" W x 21" D Temperature Range: Ambient to 500°F (260°C) Maximum Working Pressure: 2,000 psi Maximum Differential Pressure: 500+ psi (Or Determined By Core Strength) Sample Volume: 350 ml Maximum Filtrate Volume: 45 ml Shear Bob Speed: 0 to 600 rpm Voltage: 220-240V AC Frequency: 50-60 Hz Power: 1,200 W Compliance/Standards: Fully Compliant with API Recommended Practice 13B (RP 13B) 11 Data sheets and full product specifications can be found on our website at www.gic.com U.S. Pat. 9,194,784 and 10,215,001 M2200 HPHT LUBRICITY, DYNAMIC FILTRATION, & DRILLING SIMULATOR Features • The M2200’s very repetitive COF (coefficient of friction) measurement of ±0.01 is due to its unique, patented design. • Innovative designed cooling jacket rapidly cools testing cell to quickly start next test. • Newly designed cell cap is interchangeable with older cells. • Innovative designed paddle assembly is durable for extensive testing and easy to maintain. • Heating jacket can be locked at 30° inclined angle for the easy installation and extraction of test cell. • Programmable temperature controller increases the cell temperature at desired rate. • Apparatus is in accordance with API Recommended Practice 10B-2. • Fully compliant with API 13B. • No need to transfer hot slurry. • Includes custom M2200 PC software. Specifications Dimensions: 27.5" H x 18" W x 21" D Temperature Range: Amb. to 500 °F (260 °C) Working Pressure: 2,000 psi Max Load (Normal) Force: 600 lb Sample Volume: 350 ml Max Filtrate Volume: 45 ml Shear Bob Speed: 0 to 600 rpm Compliance: Fully Compliant with API 13B Max Torque: 120 lb./in. (14 N.m) Coefficient of Friction (COF) Accuracy: ± 0.01 (Particle fluids may experience high errors.) Drilling Fluids

Static Filtration Filtration Series Static filtration instruments evaluate the static filtration properties of a drilling fluid without the occurrence of cake erosion. M4050 FILTER PRESS Features M4090 HPHT FILTER PRESS Features • Threaded cell and set screw cell available. • Single and double opening cells available. • Pressurization method includes CO2 Cartridges, bottled Nitrogen, or an in-house (user provided) source. • Easy and safe to operate. • Filter media includes the API standard Filter Paper, Ceramic Discs of several calculated porosities, and various mesh-sized screens. Specifications Dimensions: 15.5" height x 6" width x 6" depth Weight: 14 lbs Max Temperature: 350°F Max Pressure: 1,800 psi Heater Power: 400 W Power Supply: 110/220 VAC, 50Hz or 60 Hz Filtering Area: 3.5 in2 Sample Volume: 175 ml Back Pressure Receiver Volume: 15 ml • Compatible with the Grace Instrument M4095 Filter Press Threaded Cell. • Adjustable height – you can lower the heat jacket for easy cell loading and removal. • It can use a threaded or set screw cell that is single or double-ended. Cell sold separately. • Safety mechanism enabled for pressurized cells. • Double opening cells accept various filter media. • Temperature controller for easy temperature control. • Regulators and gauges are easy to replace. • Easy to pressurize by avoiding heavy regulator manifold. • Able to combine multiple units. Specifications Dimensions: 34" height x 15" width x 19" depth Weight: 50 lbs Cell Size Volume: 175 ml Maximum Temperature: 500°F (260°C) Maximum Pressure: 1,800 psi Maximum Back Pressure: 250 psi (standard) or 750 psi (high pressure option) Back Pressure Receiver Volume: 100 ml Filtering Area: 3.5 in2 Pressure Source: Nitrogen Power Requirement: 115V / 230 V Heater: 800 W M4085 AUTOMATIC FLUID LOSS APPARATUS Features • Automatic Fluid Collection and Filtration • Digital measurement—digital screen displays cell temperature for easy reference. • Cell, back pressure regulator, and air actuated valve are made of high-quality Hastelloy wetted parts. • Nitrogen Pressurization Method / Source • Filter media is 1” in diameter with a core 1” in length. • Safe operation—a second thermocouple controls the heating jacket temperature and acts as a safety feature. It shuts off the unit at temperatures above 350°F. • Pressure regulator and gauge are conveniently located on panel for easy operation. • Pressure regulator, gauge, and filter are easy to access and replace. • Cell is easy to load into the unit. • Transparent glass door allows for a quick and clear view of testing and doubles as safety feature by acting as a splash guard. • Free M4085 software can perform automatic data recording, configure test sequences to control variables, graph and export results, and automatically open the filtrate valve (also opens manually without software) • Able to combine multiple units Specifications Dimensions: 48" Height x 20" Width x 22" Depth Max Temperature: 350°F Max Cell Pressure: 2,500 psi 12 Max Back Pressure Regulator Pressure: 300 psi Cell Volume: 280 ml Maximum Pressure Method / Source: Nitrogen Band Heater: 1,250W Data sheets and full product specifications can be found on our website at www.gic.com Drilling Fluids

Filtration Series Dynamic Filtration Dynamic filtration is a process by which filtered drilling fluid is circulated over the filter cake to simulate build-up of filter cake on a formation. U.S. Pat. 9,194,784 and 10,215,001 M2200 HPHT LUBRICITY, DYNAMIC FILTRATION, & DRILLING SIMULATOR Specifications Features • The M2200’s very repetitive COF (coefficient of friction) measurement of ±0.01 is due to its unique, patented design. • Innovative designed cooling jacket rapidly cools testing cell to quickly start next test. • Newly designed cell cap is interchangeable with older cells. • Innovative designed paddle assembly is durable for extensive testing and easy to maintain. • Heating jacket can be locked at 30° inclined angle for the easy installation and extraction of test cell. • Programmable temperature controller increases the cell temperature at desired rate. • Apparatus is in accordance with API Recommended Practice 10B-2. • Fully compliant with API 13B. • No need to transfer hot slurry. • Includes custom M2200 PC software. Dimensions: 27.5" H x 18" W x 21" D Temperature Range: Amb. to 500 °F (260 °C) Working Pressure: 2,000 psi Max Load (Normal) Force: 600 lb Sample Volume: 350 ml Max Filtrate Volume: 45 ml Shear Bob Speed: 0 to 600 rpm Compliance: Fully Compliant with API 13B Max Differential Pressure: Determined by Core Strength Max Penetration Depth: 0.8 in. 13 Data sheets and full product specifications can be found on our website at www.gic.com Drilling Fluids

Linear Swell Meters LSM Series Linear swell meters (LSM) measure the volume or rate of expansion and contraction of a solid core sample and it helps to evaluate issues of shale hydration during oil well drilling operations. U.S. Pat. 7,287,416 and 7,412,877 U.S. Pat. 8,434,355 and 8,443,661 Dual Core/Wafer Compactor M7500 Ultra HPHT Rheometer M4600 HPHT LINEAR SWELL METER Features • Allows core samples to expand in only one direction, making test results extremely repeatable. • High temperature testing, even through prolonged salinity. • Supplementary Dual Core/Wafer Compactor available for purchase. • Quick sample loading and simple test setup. • Customizable charts and real-time data are displayed during tests. Specifications Dimensions: 21" height x 20" width x 14" depth Weight: 55 lbs. Temperature Range: Ambient to 500°F (260°C) Pressure Range: Atm. to 2,000 psi Pressure Supply: Nitrogen Atm. to 2,000 psi Core/Wafer diameter: 1.00 inch Core/Wafer length: 0.4 to 1.00 inch Maximum linear displacement: ± 0.6 inches Linear resolution: 0.1% of full scale range Power Supply: 110-120V AC (220-240V AC with Step-Down Transformer, Supplied if Required) Frequency: 50-60 Hz Power: 600 W Computer Requirements: PC with MS Windows 9X/2000/XP/Vista/7/8/10/11 (Supplementary) Dual Core/Wafer Compactor Specifications Pellet Compacting Force: 10,623 lbs. at 2,000 psi Source Pressure Pellet size is 1.0" OD. To compact at 10,000 psi on pellet, set compactor gauge pressure to 1,478 psi. Included: Complimentary 2,850 psi Hand Pump M7500 LSM ULTRA HPHT LINEAR SWELL METER Features • M7500LSM is an add-on module for M7500 Ultra HPHT Rheometer • Patented M7500 Ultra HPHT Rheometer is capable of testing fluid viscosity under conditions of temperature and pressure ranging from atmospheric to 30,000 psi and from 20°F (with chiller) to 600°F. • M7500 add-on modules provide powerful new functionality at a lower cost than competing, stand-alone instruments, while maintaining a single instrument footprint and merging seamlessly with your existing software training. • More specifications and other information can be found on our M7500 Ultra HPHT Rheometer page. Specifications Dimensions: 6 inches tall x 4 inches wide x 2 inches deep Temperature Range: Ambient (20°F with chiller) to 600°F (315°C) Pressure Range: Atmospheric to 30,000 psi Core/Wafer Diameter: 1.00 inch Core/Wafer Length: 0.4 to 1.00 inch Linear Resolution: 0.1% of full scale range Maximum Linear Displacement: ±0.6 inches 14 Data sheets and full product specifications can be found on our website at www.gic.com Drilling Fluids

Density & Sag Testing Series Density (PVT) & Sag Tester A density (PVT) tester is designed to test liquid or mud density of a drilling fluid under simulated downhole conditions. A sag tester evaluates barite sagging and the settling of particles between the wellbore and casing. 15 Many other sizes, configurations and finishes are available. Contact your sales representative for details: 713.783.1560 • info@gic.com Drilling Fluids

Formation Damage Formation Damage Series Formation damage instruments evaluate damage to a formation resulting from exposure to drilling fluids and provide quantifiable solutions for remediation. M9100 HPHT AUTOMATIC CORE FLOW TESTER Features • Optional automatic gas porosity and permeability measurement • Optional automatic core loading • Optional heating band or convection oven temperature control • Optional fluid pre-heating prior to contact with the core sample • Optional slim tube system • Optional resistivity & ultrasonic measurement • Includes pressure relief devices such as rupture discs and pressure relief valves • PC software prevents user from setting temperature above 410°F • Oven itself has heater cut off safety Specifications Dimensions: Customizable (depending on client's desired specifications) Weight: Customizable (depending on client's desired specifications) Core Dimensions: 1-1.5" diameter by 6-24" length Operating Temperature: Amb. to 350°F (or 392°F) Confining Pressure: Atm to 15,000 psi Working Pressure: Atm to 10,000 psi Back Pressure: Atm to 10,000 psi Accumulator: 1L sample capacity Fluid Injection Rate: 0 to 80 ml/min (depending on pump type) Voltage: 220 VAC±10% or three-phase AC 380 VAC±10%, 50Hz M9200 HPHT FOAM LOOP RHEOMETER M9300 HPHT FOAM LOOP & CORE FLOW TESTER Features • Single or dual gas (CO2 and/or N2) foam testing capability. • Continuous foam circulation ensures uniform foam properties. • Constant foam circulation and shear. • HPHT viewing cell allows testing of acid samples and ensures safe operation. • Visual determination of foam half life and digital measurement of bubble size and distribution. • Integrated heating trace ensures that all lines are subjected to a uniform temperature. • Accumulator for testing high viscosity and/or corrosive samples. • Viewing cell images can be digitized and processed digitally. • Designed to handle fluids and gases at temperatures up to 350°F, under a working pressure up to 5,000 psi. Specifications Dimensions: Custom (depending on client's desired specifications) Weight: Custom (depending on client's desired specifications) Operating Temperature: Amb. to 350°F (or 392°F) Working Pressure: Atm to 5,000 psi Shear Rate: 0 to 1,500 S-1 Sample Volume: 115 ml Accumulator: 500 ml capacity, 6,000 psi Viewing Cell: Stereo microscope; Sapphire window Dual Gas: CO2 or N2 gas injection for foam creation PC (Included): Desktop PC with MS Windows 11, M9200 PC software preinstalled. 16 Data sheets and full product specifications can be found on our website at www.gic.com Features • Combines operation of a foam loop system with a formation damage evaluation system. • Foam generation & foam loop system can be used for foam creation, rheology and quality evaluation. • Formation damage (core flow) system can be used for core fluid treatments and permeability analysis. • Can be built to custom specifications. Specifications Temperature Range: Amb. to 350°F (or 392°F) Operating Pressure: Atm. to 5,000 psi Flow Rate Range: 0 to 375 ml/min Shear Rate: 0 to 1,500 S-1 Microscope Magnification: 11x to 144x Viewing Window: Quartz Rheology Characterization: API Standard Rheological and Shear History Foam Density: 0.3 to 1.0 g/cm3 controllable Half-life of Foam: 0 to 72 hr Diameter of Visible Foam Bubble: ≥ 1 μm Drilling Fluids

Drilling Series Drilling Simulator To help improve, optimize, and offset the cost of expensive drilling well operations, our drilling simulator uses a realistic wellbore chamber to test the penetration rate of actual core samples. 2.5" 1" U.S. Pat. 9,194,784 and 10,215,001 M2200 HPHT LUBRICITY, DYNAMIC FILTRATION, & DRILLING SIMULATOR Specifications Features • The M2200’s very repetitive COF (coefficient of friction) measurement of ±0.01 is due to its unique, patented design. • Innovative designed cooling jacket rapidly cools testing cell to quickly start next test. • Newly designed cell cap is interchangeable with older cells. • Innovative designed paddle assembly is durable for extensive testing and easy to maintain. • Heating jacket can be locked at 30° inclined angle for the easy installation and extraction of test cell. • Programmable temperature controller increases the cell temperature at desired rate. • Apparatus is in accordance with API Recommended Practice 10B-2. • Fully compliant with API 13B. • No need to transfer hot slurry. • Includes custom M2200 PC software. Dimensions: 27.5" H x 18" W x 21" D Temperature Range: Amb. to 500 °F (260 °C) Working Pressure: 2,000 psi Max Load (Normal) Force: 600 lb Sample Volume: 350 ml Max Filtrate Volume: 45 ml Shear Bob Speed: 0 to 600 rpm Compliance: Fully Compliant with API 13B Max Differential Pressure: 500+ psi (Or Determined by Core Strength) Max Torque: 120 lb./in. (14 N.m) True measurement of rate of penetration (ROP). 17 Data sheets and full product specifications can be found on our website at www.gic.com Drilling Fluids

Rheology & Viscosity Rheology & Viscosity Series Rheology is a specific study of fluids that helps determine the flow properties of a fluid and deformation of matter. Viscometers and rheometers measure viscosity and/or the rheological properties of fluids. U.S. Pat. 6,571,609 U.S. Pat. 6,571,609 M3400 DIAL-READING VISCOMETER Features • The unit features a control pad, dial reading, and can shift speeds with one button press. • Able to perform automatic 10-minute or 10-second gel strength measurement of drilling muds, oil well cements, and fracturing fluids with alarm sound. • Includes B1 bob, R1 rotor sleeve, and F1 torsion spring. • Complies with API 10 and 13 standards. • The unit is dual voltage. Specifications Sample Size: 35-220 mL (Depending on bob size, cup, and sleeve type.) Testing Sample Temperature Range: 32°F to 200°F (93°C) (With Optional Heater Cup) Pressure Range: Atmospheric Viscosity Range: 0.5 to 10,000,000 cP Shear Stress Range: 1.02 to 61,200 dyne/cm2 to 3,500 dyne/cm2 with standard R1B1 bob configuration. Up to 61,200 dyne/cm2 optional bob options.) Resolution: 1 dyne/cm2 .) to 10 dyne/cm2 with other (Based on spring selection. Standard spring is 5 dyne/cm2 spring is 1 dyne/cm2 .2 Available Springs: F0.2, F0.5, F1, F2, and/or F5 Speed Range: 600, 300, 200, 100, 60, 30, 6, 3, 0.1 rpm Shear Rate Range: 0.17 - 1020 sec-1 (With 18 Standard R1B1 Geometries) Accuracy: ±0.5% of Torque Span Standards: API 10 & API 13 Compliant Sounds: Auto Beep for 10 Sec Gel and 10 Min Gel Dimensions: 16.5" H x 5" W x 8" D Weight: 10 lbs. (Standard) M3600 AUTOMATIC RHEOMETER Features • Sturdy, portable, and compact. • Can create test sequences and record test data without use of external equipment. • Exports test data in a spreadsheet format. • Includes LCD display with automatic keypad control. • Allows test flexibility. • Stores test data. • Low maintenance with repeatable results. • All wetted materials are Hastelloy C276 construction. • Chiller cup is made from stainless steel and can be purchased separately. • Carrying case can hold the M3600 Rheometer with an attached rotor sleeve. It also has slots for a dust shield, three bobs (B1, B2, and B5), a heater cup, and other items can fit in an extra slot or between the M3600’s legs. (Up Specifications Sample Size: 35-500 mL (Depending on Bob/Cup/Sleeve Size and Type) Temperature Range: Ambient (20°F with Chiller) to 212°F (100°C) Pressure Range: Atmospheric Viscosity Range: 0.1 to 100,000,000 cP Shear Stress Range: .02 to 3,500 dyne/cm2 Resolution: 1 dyne/cm2 Speed Range: 0.01 to 600 rpm Continuous Shear Rate Range: 0.0038 to 1021 sec-1 Accuracy: ±0.5% Torque Span or Better Standards: API 10 & API 13 Compliant Torque: 7 μN.m to 14 mN.m Dimensions: 16" Height x 5" Width x 8" Depth Weight: 13 lbs. (Standard) or 13 lbs. (Acid Option) (rheometer with standard setup and heater cup) Data sheets and full product specifications can be found on our website at www.gic.com M3600 ACID RHEOMETER Features • Allows the user to test samples with high acid concentrations, including fluids with 30% HCl. • Sturdy, portable, and compact. • Can create test sequences and record test data without use of external equipment. • Exports test data in a spreadsheet format. • Includes LCD display with automatic keypad control. • Allows test flexibility. • Stores test data. • Low maintenance with repeatable results. • All wetted materials are Hastelloy C276 construction. • Chiller cup is made from stainless steel and can be purchased separately. • Carrying case can hold the M3600 Rheometer with an attached rotor sleeve. It also has slots for a dust shield, three bobs (B1, B2, and B5), a heater cup, and other items can fit in an extra slot or between the M3600’s legs. Specifications Same specifications as the M3600. Drilling Fluids

Rheology & Viscosity Series U.S. Pat. 8,850,874 U.S. Pat. 6,938,464; 6,951,127; and 9,157,846 M3900 IN-LINE VISCOMETER Features • Compliant with API 13 and API 39. • Viscosity measurement unaffected by fluid flow. • Computer-controlled speed, viscosity measure• ment, and calibration. • Multiple data export formats. • Easy to operate and calibrate. • Unique and durable design with fast cleaning and simple maintenance. Specifications Viscosity Range: 5 cP to 1,000 cP Pressure Range: Atmospheric to 1,000 psi Speed Range: 3 to 600 rpm (Continuous) Output: RS-232 or RS-485 Modbus (0 to 10V DC Analog Optional) Voltage: Varies per unit. Either 110-120V AC or 220V-240V AC (not both). Frequency: 50-60 Hz Power: 500 W M5600 HPHT RHEOMETER Features • Allows the user to test samples with high acid concentrations, including fluids with 30% HCl • Oil or dry heat option (oil bath shown, above) • Fast test cycle: Setup-load-test-clean • Safety feature of temperature controller will stop heating if it sees temperature is above 520°F. • Over pressure relief valve • Repeatable results with Test flexibility • Includes M5600 PC™ software, which connects the M5600 with a Windows®-based PC • Tests are simple to set up and run • Customizable charts and real-time data are displayed during tests • Saved tests can be searched by any specified test parameter: test name, fluid ID, additive, researcher name, or more • Also Available: M5600 HPHT Rheometer Carrying Case; case includes an extendable handle and wheels for easy transportation • Each M5600 unit has multiple thermocouples, dedicated thermostat for overheating shutoff, special relief valves, integrated N2 regulator, all internal tubing rating for 10ksi, and preprogrammed shutoff points within M5600 software. • The new carbon bath is much cleaner than older oil bath and allows for heating at 2x rate. Specifications Pressure Range: Atm to 2,000 psi Sample Size: 32 to 78 ml Resolution: 0.01% of full scale range or better Temperature Range: Ambient (20 °F with Chilling Device) to 500 °F Speed Range: 0.0001 to 1,100 rpm continuous Frequency Range: 0.01 to 5 Hz (Optimized at 0.2 to 3 Hz) Amplitude Range: 0.1% to 500 % (Optimized at 0.2% to 500%) Shear Rate Range: 0.00004 to 1870 sec-1 Shear Stress Range: 1 to 15,000 dyn/cm2 Viscosity Range: 0.5 to 5,000,000 Centipoise Torque: 14 μN.m to 100 mN.m 19 Repeatability: ±0.05% of full scale range or better Construction: Hastelloy C Wetted Material U.S. Pat. 7,287,416 and 7,412,877 M7500 ULTRA HPHT RHEOMETER Features • The M7500 is built with a thick-walled steel pressure cell, which is surrounded by a fail-safe steel containment vessel to ensure operator safety. • It is designed for easy test set up, sample loading and post-test cleaning. • Cool-down after tests can be accomplished more quickly by connecting a tap water supply or a chiller into the M7500 cooling fluid loop. • Innovative patented design prevents contamination of test sample with pressurization fluid. • Recently patented design eliminates the need for fragile and expensive "V" jewel bearings. • A computer-controlled, magnetically-coupled stirrer agitates the sample during testing • Provides users with sturdy unit, safe operation, and low maintenance • Engineered for safe testing with extreme pressure and temperature settings • Offers repeatable results and test flexibility • Unit includes an LCD screen and PC interface • Instrument does not compromise sample integrity • Fully digital and automatic Specifications Dimensions: 22" height x 12" width x 24" depth (Tower) 12" height x 25" width x 15.5" depth (Cab) Weight: 250 lbs. Construction: Stainless Steel Sample Size: 132 ml Temperature Range: Ambient (32°F w/ standard chiller) to 600°F (lower temperatures available). Speed Range: 0.01 to 600 rpm continuous Viscosity: 0.5 to 5,000,000 Centipose Torque: 7μN.m to 10 mN.m Pressure Range: Atm. to 30,000 psi Shear Rate: 0.0082 to 1020 S-1 Shear Stress: 2 to 10,000 dyn/cm2 Repeatability: ±1% of full scale range or better Resolution: 0.3% of full scale range or better Voltage: 120 VAC or 240 VAC (with transformer) Coolant Supply: Tap water or chiller Compressed Air: 120 psi Compliance Standards: Fully compliant with API 10B and API 13B Data sheets and full product specifications can be found on our website at www.gic.com Drilling Fluids

Flextables OIL WELL CEMENT TESTING INSTRUMENTS SHOP FOR TIME-SAVING SOLUTIONS Choose instruments that value your time Cementing instruments play an important role before drilling operations even begin. By determining the physical properties of cement slurries, cementing crews can use better techniques to pump cement and remediate wells for repair. 20 Many other sizes, configurations and finishes are available. Contact your sales representative for details. Cement Testing

Cement Prep & Fluid Loss Testing Cement Prep & Fluid Loss Testing Series Mixers or blenders are used to prepare cement slurries and/or gels for stimulation testing. Fluid loss testers determine the fluid loss characteristics of oil well cement. M3080 VARIABLE SPEED MIXER Features M7150 STIRRED FLUID LOSS TESTER Features • Durable stainless steel mixing blades • 1 L stainless steel mixing container that can withstand abrasive action • 2 preset (and customizable) mixing speeds • Variable speeds • Complies with all API standards • Microprocessor controlled speeds allow operator to set customized speed acceleration rate • User-friendly LCD display of rpm and time • Rotational speed is maintained at set point with microprocessor • Timing relays automatically control mixing at the required rpm • No variation in thickening time tests due to changes in shear rate • Operator can quickly select API speeds while adding cement to mixer Specifications Dimensions: 26"H x 16"W x 11"D Weight: 35 lbs Container Material: Stainless Steel 2 Constant Speed Ranges: Preset to 4,000 rpm & 12,000 rpm (can be modified by user) RPM Range: 1,000 rpm (Minimum) to 25,000 rpm (Maximum) Sample Volume: 750 mL Voltage: 115VAC or 220VAC (can be operated with 1.25 KVA power supply) Frequency: 50 Hz or 60 Hz Power: 800 W • Innovative designed cooling jacket rapidly cools testing cell to quickly start next test. • New designed cell cap is interchangeable with older cells. • Innovative designed paddle assembly is durable for extensive testing and easy to maintain. • Heating jacket can be locked at 30° inclined angle for the easy installation and extraction of test cell. • Programmable temperature controller increases the cell temperature at desired rate. • Apparatus is in accordance with API Recommended Practice 10B-2. • No need to transfer hot slurry. Specifications Dimensions: 27" Height x 22" Width x 18" Depth Max Temperature: 400 °F (204°C) Max Pressure: 2,000 psi (13.8 Mpa) Heater Power: 800 W Power Supply: Available with 120V or 240 V, 50Hz or 60 Hz Nitrogen Supply: 2000 psi - 2500 psi (13.8 Mpa - 17.2 Mpa) Cooling Water Supply: 40 psi Slurry Cup Volume: 500 ml Includes: Digital Temperature Controller with 1.0º resolution Specification Standards: Conforms to API Recommended Practice 10B-2 21 Data sheets and full product specifications can be found on our website at www.gic.com Cement Testing

Ultrasonic Cement Analyzer (UCA) UCA Series An Ultrasonic Cement Analyzer (UCA) uses ultrasonic measurements to perform compressive, non-destructive strength tests on cement slurry under controlled conditions of temperature and pressure. M7350 UCA Features M7360 HPHT UCA Features • Continuous measurement of cement sample under temperature and pressure conditions. • Pressure and temperature automatically monitored and regulated. • Easy-to-use, compact, and lightweight pressure vessel withstands up to 10,000 psi. • No sample contamination by pressurization media. • FREE advanced software is Windowscompatible. • Touchscreen controls enhance ease-of-use. • Test sequences amendable during tests. • Comprehensive data searches and management. • Control up to 8 units from 1 PC. • Reliable overtemperature, overpressure, consistency, and time protection. • Easy to clean and maintain. • Compatible with the M7355 Volumetric Cement Expansion / Shrinkage Device. Specifications Temperature Range: Ambient to 400°F (204°C) Pressure Range: Atmospheric to 10,000 psi Operating Temperature: 32-105°F (0 to ~41°C) Compressed Air Pressure Range: 50-100 psi Chiller/Cooling Water Pressure Range: 5-80 psi Utility Inlets: ¼-Inch Female NPT M7355 Volumetric Cement Expansion / Shrinkage Device 22 • Continuous measurement of cement sample under conditions of temperature and pressure. • No sample contamination by pressurization media. • Test sequences can be amended during tests. • Pressure and temperature are monitored and regulated automatically. • Easy-to-use, lightweight pressure vessel capable of up to 20,000 psi. • Compatible with the M7355 Volumetric Cement Expansion / Shrinkage Device. Specifications Temperature Range: Amb. to 400°F (204°C) Pressure Range: Atmospheric to 20,000 psi Compressed Air: 50-100 psi Chiller/Cooling Water: 5-80 psi Utility Inlets: ¼-Inch Female NPT Features • Attaches to M7350 UCA or M7360 HPHT UCA units during testing to measure volumetric expansion and shrinkage and compressive strength of cement samples. • Accessory device can connect to multiple UCA units. • Reports real-time testing data that can be exported to Microsoft Excel®. • Capable of continous measurement under HPHT conditions. • FREE advanced Grace Instrument M7355 Software can set pressure and temperature sequences. M7370 TWIN CELL UCA Features • Twin cell design that can run independent tests. • Pressure and temperature are monitored and regulated automatically. • Completely automatic pressure controlregulator adjustment not required. • User-friendly, touchscreen display. • Continuous measurement of cement sample under conditions of temperature and pressure. • No sample contamination by pressurization media. • Test sequences can be amended during tests. • Easy-to-use, lightweight pressure vessel capable of up to 10,000 psi. • Unit and chambers are easy to clean up and maintain. • Analysis software runs on Microsoft Windows. Specifications Temperature Range: Ambient to 400°F (204°C) Pressure Range: Atmospheric to 10,000 psi Coolant Supply: Tap Water or Chiller Chiller/Cooling Water Pressure: 5-80 psi Compressed Air Pressure: 60-100 psi Utility Inlets: ¼-Inch Female NPT Specifications Maximum Pressure: 20,000 psi Maximum Measurement: ± 30 ml Pressure Control: ± 25 psi Water Supply: Tap Water Power Supply: 120V, 50/60 Hz Dimensions: 19” W x 24” D x 47” H Weight: 95 lb Data sheets and full product specifications can be found on our website at www.gic.com Cement Testing

SGS / Consistometer SGS / Consistometer Series Static gel strength (SGS) consistometers test cement slurry under elevated temperatures and pressures to determine the static gel strength of an oil well cement. U.S. Pat. 7,412,877 U.S. Pat. 10,845,285; 11,300,557; 11,378,568 M7540 HPHT CONSISTOMETER/SGS TESTER Features • Measures slurry consistency, thickening time, and static gel strength all in one test while the slurry is subjected to simulated downhole conditions. • Unique patented design that prevents mixing of pressurization fluid with test sample. Ball bearings support the inside of the rotating paddle, substantially reducing friction measurement errors and maximizing the accuracy and sensitivity of the instrument. • Prevents pressurization fluid/hydraulic fluid from contaminating cement after stirring. • Paddle dimensions and cell comply with API 10B. • Included software is compatible with Windows and can control up to 8 units. • Computer-controlled, automatic 6-channel data logging with easy export. • Compares current test data with historical data. • Designed for maximum accuracy and safety. • Constant temperature control system. Automatic PC-controlled temperature and pressure. Specifications Temperature Range: Up to 400°F (optional 450°F) 23 Pressure Range: Up to 20,000 psi Max Rated Torque: 0.637 N•m = 5.63 lb/in Torque Resolution: 9.72e-6 N•m = 8.6e-5 lb/in SGS Measurement Range: 10 lb/100ft² to 1800 lb/100ft² (standard; higher ranges available) Sample Volume: Up to 530 ml Paddle: API Consistometer Paddle or SGS Paddle Calibration: By Weight per API Standards Slurry Cup Rotation: 0-250 rpm Static Gel Speed: 0.2 deg/min. Thickening Time Range: 0–100 Bearden Units (Bc) Compliances: API Spec 10A & 10B, ISO 10426-1 M7550 ULTRA HPHT CONSISTOMETER/SGS TESTER Features • A top magnetic drive with standard Fann Macs II style paddle and operations • An additional bottom magnet drive to perform standard consistometer operations • Automatically conditions slurry • Computer-controlled data logging • Control panel optimized for ease of use • Constant temperature control system • Over temperature/pressure protection installed • Designed for maximum accuracy and operator safety • Comparison of current test data with historical test data • Data analysis software compatible with MS Windows • Automatic control from PC Specifications Dimensions: 64" height x 34" width x 33" depth Weight: 650 lbs. Temperature Range: Up to 600°F (315°C) Pressure Range: Up to 30,000 psi Slurry Cup Rotation: 0 - 250 rpm Static Gel Speed: 0.2 deg/min Pressure Medium: White Mineral Oil Power Supply: 240 V, 50/60 Hz Heater Power: 4,000 W Compliance: API Spec 10 and ISO 10426-2 M7600 COMPREHENSIVE CEMENT ANALYZER Features • Simulates downhole cementing conditions to study gas flow across a cement sample and measures cement volume. • Unit offers Static Gel Strength (SGS) testing. • Capable of Ultrasonic Cement Analysis (UCA) to measure transit time and compressive strength of cement samples. • Pressurized using N2 and includes pressure safety control. • Data acquisition system included—FREE Grace M7600 PC Software. • Temperature control can be user programmed. • Real-time test data can be saved and exported as a .csv file. Specifications Standard: API RP 10B-2 Max Temperature: 400°F Max Pressure: 5,000 psi Measurement Resolution: 0.25 psi Measurement Accuracy: 0.2% of full scale (±2 psi) Pressure Control Accuracy: ± 10 – 20 psi (Approx.) Water Inlet: 20 – 160 psig Air Supply Inlet: 20 – 100 psig Nitrogen Gas Inlet: 3,000 psig (Maximum) Accumulator Cell Volume: 100 ml Sample Cell Volume: 417 ml Power Supply: 120/240V at 50/60 Hz Crated Weight: 350 lb Data sheets and full product specifications can be found on our website at www.gic.com Cement Testing

Consistometer Consistometer Series Consistometers are used to determine thickening time, or the length of time cement slurry is capable of being pumped within a well, under simulated downhole conditions of elevated pressure and temperature. M7200 ATMOSPHERIC CONSISTOMETER M7210 DIGITAL ATMOSPHERIC CONSISTOMETER Features • Reliable overtemperature protection. • Easy-to-use PID temperature controller. • Efficient operation with dual rotating cups. • Stainless-steel bath. • Time saver—fast cooling with cooling coil. • API compliant instrument design. Specifications Maximum Pressure: Atmospheric Maximum Temperature: Up to 200°F Consistency Range: 0-100 Bearden Units Slurry Cup Rotation: 150 rpm Heater Power: 1,500 W Voltage: 220-240V AC Power: 1,500 W Frequency: 50/60 Hz Compliances: API Spec 10A / ISO 10426-1 Dimensions: 25" H x 15" W x 18" D Weight: 63 lbs. Features • Reliable overtemperature protection. • Easy-to-use PID temperature controller. • Efficient operation with dual rotating cups. • Stainless-steel bath. • Time saver—fast cooling with cooling coil. • API-compliant instrument design. Specifications Maximum Pressure: Atmospheric Maximum Temperature: Up to 200°F Heater Power: 1,500 W Voltage: 220-240V AC Frequency: 50/60 Hz Power: 1,500 W Slurry Cup Rotation: 150 rpm Compliances: API Spec 10A / ISO 10426-1 Dimensions: 25" H x 15" W x 18" D Weight: 63 lbs. M7250 HPHT CONSISTOMETER Features • Standalone operation with ergonomic design. • User-friendly, touchscreen display. • Reliable overheating and overpressure protection. • Easy to use PID temperature controller. • Stainless-steel bath. • Time saver—fast cooling with cooling coil. • API compliant design. Specifications Max Pressure: 25,000 psi Temperature Range: Ambient to 400°F Thickening Time Range: 0 - 100 Bc (Bearden Units) Pressure Medium: White Mineral Oil Heater Power: 3,000 W Voltage Requirements: 240V AC Frequency Requirements: 50/60 Hz Slurry Cup Rotation: 150 rpm Compliances: API Spec 10A / ISO 10426-1 Dimensions: 26" W x 26" D x 70" H Weight: 500 lbs. 24 Data sheets and full product specifications can be found on our website at www.gic.com Cement Testing

Consistometer Series M7260 Ultra HPHT Consistometer Features • • • • • • • Automatically conditions slurry under at desired temperature and pressure. Computer-controlled data logging. Control panel optimized for ease of use. Constant temperature control system. Designed for maximum accuracy and operator safety. Innovative data analysis algorithms. Comparison of current test data with historical test data. Specifications Max Temperature: Max Pressure: Slurry Cup Rotation: Heater: Power Supply: Thickening Time Range: Compliance: Pressure Medium: Dimensions: 600°F 40,000 psi 150 rpm 4,000 W 240V AC, 50/60 Hz 0 - 100 Bc (Bearden units) API Spec 10A/ ISO 10426-1 White mineral oil 65"H x 33"W x 31"D M7270 HPHT Dual Cell Consistometer Features • Conditions cement slurry under elevated temperature and atmospheric pressure. • Performs two independent tests simultaneously. • Custom PC software included with each unit allows the user to construct test sequences, run tests, and interpret test results quickly and efficiently. • • • Control panel optimized for ease of use. Constant temperature control system. Designed for maximum accuracy and operator safety. • Innovative data analysis algorithms. Specifications Max Temperature: Max Pressure: Slurry Cup Rotation: Heater: Power Supply: Thickening Time Range: Compliance: Pressure Medium: Dimensions: M1510 CEMENT SETTLING/STABILITY TESTING TUBE KIT Features • Comprehensive, advanced testing tool accurately simulates and measures settling to determine slurry stability in real-world cementing applications. • Results allow users to engineer cementing solutions that optimize well integrity. • Withstands high-temperature testing. • API Recommended Practice 10B-2 (RP 10B-2) compliant. Specifications Max Curing Temperature: 400°F (204°C) Dimensions: 2" Dia. x 8⅜" H 400°F 25,000 psi 150 rpm 6,000 W 240V AC, 50/60 Hz 0 - 100 Bc (Bearden units) API Spec 10A/ ISO 10426-1 White mineral oil 65"H x 50"W x 31"D Max Temperature: Max Pressure: Slurry Cup Rotation: Heater: Power Supply: Thickening Time Range: Compliance: Pressure Medium: Dimensions: 600°F 40,000 psi 150 rpm 8,000 W 240V AC, 50/60 Hz 0 - 100 Bc (Bearden units) API Spec 10A/ ISO 10426-1 White mineral oil 65"H x 50"W x 31"D M1520 HIGH-TEMPERATURE ANNULUS CEMENT EXPANSION AND SHRINKAGE MEASURING/TESTING KIT Features • Comprehensive kit simulates and measures cement slurry volume expansion and shrinkage. • Can be used to determine slurry volume change in real-world cementing applications. • API Recommended Practice 10B-5 (RP 10B-5) compliant. Specifications Max Curing Temperature: 400°F (204°C) Many other sizes, configurations and finishes are available. Contact your sales representative for details: 713.783.1560 • info@gic.com 25 M7280 Ultra HPHT Dual Cell Consistometer Features • • • • • • • • • Automatically conditions cement slurry under elevated temperature of 600°F and pressure up to 40,000 psi. Performs two independent tests simultaneously at max pressure. Computer-controlled data logging. Control panel optimized for ease of use. Constant temperature control system. Designed for maximum accuracy and operator safety. Innovative data analysis algorithms. Comparison of current test data with historical test data. PC software capable of controlling up to 8 units. Specifications Cementin g Testin g

Cement Rheology Cement Rheology Series Cement rheometers and viscometers determine flow and viscous properties of cement. U.S. Pat. 6,571,609 U.S. Pat. 6,571,609 M3400 DIAL-READING VISCOMETER Features • The unit features a control pad, dial reading, and can shift speeds with one button press. • Able to perform automatic 10-minute or 10-second gel strength measurement of drilling muds, oil well cements, and fracturing fluids with alarm sound. • Includes B1 bob, R1 rotor sleeve, and F1 torsion spring. • Complies with API 10 and 13 standards. • The unit is dual voltage. Specifications Sample Size: 35-220 mL (Depending on bob size, cup, and sleeve type.) Testing Sample Temperature Range: 32°F to 200°F (With Optional Heater Cup) Pressure Range: Atmospheric Viscosity Range: 0.5 to 10,000,000 cP Shear Stress Range: 1.02 to 61,200 dyne/cm2 to 3,500 dyne/cm2 with standard R1B1 bob configuration. Up to 61,200 dyne/cm2 optional bob options.) Resolution: 1 dyne/cm2 .) to 10 dyne/cm2 with other (Based on spring selection. Standard spring is 5 dyne/cm2 spring is 1 dyne/cm2 .2 Available Springs: F0.2, F0.5, F1, F2, and/or F5 Speed Range: 600, 300, 200, 100, 60, 30, 6, 3, 0.1 rpm Shear Rate Range: 0.17 - 1020 sec-1 (With Standard R1B1 Geometries) Accuracy: ±0.5% of Torque Span Standards: API 10 & API 13 Compliant Sounds: Auto Beep for 10 Sec Gel and 10 Min Gel Dimensions: 16.5" H x 5" W x 8" D Weight: 10 lbs. (Standard) 26 Data sheets and full product specifications can be found on our website at www.gic.com M3600 AUTOMATIC RHEOMETER Features • Sturdy, portable, and compact. • Can create test sequences and record test data without use of external equipment. • Exports test data in a spreadsheet format. • Includes LCD display with automatic keypad control. • Allows test flexibility. • Stores test data. • Low maintenance with repeatable results. • All wetted materials are Hastelloy C276 construction. • Chiller cup is made from stainless steel and can be purchased separately. • Carrying case can hold the M3600 Rheometer with an attached rotor sleeve. It also has slots for a dust shield, three bobs (B1, B2, and B5), a heater cup, and other items can fit in an extra slot or between the M3600’s legs. (Up Specifications Sample Size: 35-500 mL (Depending on Bob/Cup/Sleeve Size and Type) Temperature Range: Ambient (20°F with Chiller) to 212°F Pressure Range: Atmospheric Viscosity Range: 0.1 to 100,000,000 cP Shear Stress Range: .02 to 3,500 dyne/cm2 Resolution: 1 dyne/cm2 Speed Range: 0.01 to 600 rpm Continuous Shear Rate Range: 0.0038 to 1021 sec-1 Accuracy: ±0.5% Torque Span or Better Standards: API 10 & API 13 Compliant Torque: 7 μN.m to 14 mN.m Dimensions: 16" Height x 5" Width x 8" Depth Weight: 13 lbs. (Standard) or 13 lbs. (Acid Option) (rheometer with standard setup and heater cup) M3600 ACID RHEOMETER Features • Allows the user to test samples with high acid concentrations, including fluids with 30% HCl. • Sturdy, portable, and compact. • Can create test sequences and record test data without use of external equipment. • Exports test data in a spreadsheet format. • Includes LCD display with automatic keypad control. • Allows test flexibility. • Stores test data. • Low maintenance with repeatable results. • All wetted materials are Hastelloy C276 construction. • Chiller cup is made from stainless steel and can be purchased separately. • Carrying case can hold the M3600 Rheometer with an attached rotor sleeve. It also has slots for a dust shield, three bobs (B1, B2, and B5), a heater cup, and other items can fit in an extra slot or between the M3600’s legs. Specifications Same specifications as the M3600. Cement Testing

Cement Rheology Series U.S. Pat. 8,375,771 U.S. Pat. 8,813,542; 7,412,877; and 7,287,416 U.S. Pat. 8,850,874 M7500 Ultra HPHT Rheometer M3900 IN-LINE VISCOMETER Features • Compliant with API 13 and API 39. • Viscosity measurement unaffected by fluid flow. • Computer-controlled speed, viscosity measure• ment, and calibration. • Multiple data export formats. • Easy to operate and calibrate. • Unique and durable design with fast cleaning and simple maintenance. Specifications Viscosity Range: 5 cP to 1,000 cP Pressure Range: Atmospheric to 1,000 psi Speed Range: 3 to 600 rpm (Continuous) Output: RS-232 or RS-485 Modbus (0 to 10V DC Analog Optional) Voltage: Varies per unit. Either 110-120V AC or 220V-240V AC (not both). Frequency: 50-60 Hz Power: 500 W M7500 ULTRA HPHT CEMENT RHEOMETER Features • M7500 Cement Module prevents damage to the test cell even after a cement sample has cured and solified inside. • The cement sample can be easily removed after testing due to the uniquely patented design. • M7500 HPHT Cement Rheometer is an add-on module for M7500 Ultra HPHT Rheometer • Patented M7500 Ultra HPHT Rheometer is capable of testing fluid viscosity under conditions of temperature and pressure ranging from atmospheric to 30,000 psi and from 20°F (with chiller) to 600°F. • M7500 add-on modules provide powerful new functionality at a lower cost than competing, stand-alone instruments, while maintaining a single instrument footprint and merging seamlessly with your existing software training. • More specifications and other information can be found on our M7500 Ultra HPHT Rheometer page. Specifications Dimensions: 22" Height x 12" Width x 24" Depth (Tower) or 12" Height x 25" Width x 15.5" Depth (Cab) Weight: 250 lbs Construction: Stainless Steel Temperature Range: Ambient (20° with chiller) to 600°F (315°C) Pressure Range: Atm to 30,000 psi Speed Range: 0.01 to 600 rpm continuous Viscosity: 0.5 to 5,000,000 cP Voltage: 120 VAC or 240 VAC (with transformer) Coolant Supply: Tap water or chiller Compressed air: 120 psi M7500 Ultra HPHT Rheometer M7800 ULTRA HPHT HEMATITE RHEOMETER Features • Intended for use in rheological testing of magnetically-sensitive fluids such as those containing hematite. • Configured to keep magnets completely separated from the testing fluid. This helps ensure that test results are free of magneticallyinduced errors. • Pressurizes the pressure chamber up to 40,000 psi, giving the researcher a pressure environment range greater than any competing instrument, while providing easy operation and simple maintenance. • Built with a thick-walled pressure cell, which is surrounded by a fail-safe steel containment vessel to ensure operator safety. Specifications Dimensions: 22" height x 12" width x 24" depth (tower) or 12" height x 25" width x 15.5" depth (cab) Weight: 280 lbs. Construction: Stainless Steel Temperature Range: Ambient (20°F with chiller) to 600°F (315°C) Pressure Range: Atm to 40,000 psi Speed Range: 0.01 - 600 rpm continuous Viscosity: 0.5 to 5,000,000 Centipose Torque: 7 μNm to 10 mN.m Shear Rate: 0.0082 to 1020 S-1 Sheer Stress: 2 to 10,000 dyn/cm2 Repeatability: ±1% of full scale range or better Resolution: 0.3% of full scale range or better Power Supply: 120 VAC or 240 VAC (with transformer) Coolant Supply: Tap water or chiller Compressed Air: 120 psi Sample Size: 132 mL (depends on bob size) 27 Data sheets and full product specifications can be found on our website at www.gic.com Cement Testing

Cement Density and Curing Chamber Cement Density and Curing Chamber Series A pycnometer measures the density of cement samples by calculating the ratio of volume to mass. A curing chamber cures cement slurry samples according to API Specification 10 under elevated pressure and temperature. U.S. Pat. 8,156,798 M7500 Ultra HPHT Rheometer M7500 PVT ULTRA HPHT PYCNOMETER Features • M7500 PVT is an add-on module for M7500 Ultra HPHT Rheometer • Patented M7500 Ultra HPHT Rheometer is capable of testing fluid viscosity under conditions of temperature and pressure ranging from atmospheric to 30,000 psi and from 20°F (with chiller) to 600°F. • M7500 add-on modules provide powerful new functionality at a lower cost than competing, stand-alone instruments, while maintaining a single instrument footprint and merging seamlessly with your existing software training. Specifications Dimensions: 22" Height x 12" Width x 24" Depth Resolution: 0.5% of initial density Temperature Range: Ambient (20° with chiller) to 600°F (315°C) Pressure Range: Atmospheric to 30,000 psi Density Range: 71% to 142% Sample Size: Small Piston: 185 to 193 ml Large piston: 120 to 170 ml Compressibility Range: 150 rpm Compliance: API Spec 10A / ISO 10426-1 M7450 CURING CHAMBER Features • Light-weight slurry mold • Hardware specifications conform to API standards • Test sequences can be created or edited by users to perform testing under a wide variety of simulated downhole conditions • Slurry mold design allows quick thermocouple insertion and withdrawal • Control panel and handles allow for easy and safe operation Specifications Dimensions: 46" height x 30" width x 28" depth Weight: 500 lbs. Temperature Range: Ambient to 700°F (371°C) Pressure Range: Atm. to 3,600 psi (optional 5,000 psi) Operating Temperature: 32 - 105°F Heater Power: 6,000 W Current: 240V, 50 Hz or 60 Hz 28 Data sheets and full product specifications can be found on our website at www.gic.com Cement Testing

VISCOSITY TESTING INSTRUMENTS SHOP FOR EASY-TO-USE SOLUTIONS. Choose instruments that are easy to use Learning how to use a new instrument shouldn’t be difficult. At Grace Instrument Company, we believe viscosity testing should be quick, easy, and safe to use. 29 Many other sizes, configurations and finishes are available. Contact your sales representative for details: 713.783.1560 • info@gic.com Viscosity

Viscosity Testing Viscosity Testing Series Viscosity is the measure of a fluid’s resistance to flow. Viscosity is often measured using various types of viscometers and rheometers, which test the shear stress and shear rate among other variables. U.S. Pat. 6,571,609 U.S. Pat. 8,850,874 M3400 DIAL-READING VISCOMETER Features • The unit features a control pad, dial reading, and can shift speeds with one button press. • Able to perform automatic 10-minute or 10-second gel strength measurement of drilling muds, oil well cements, and fracturing fluids with alarm sound. • Includes B1 bob, R1 rotor sleeve, and F1 torsion spring. • Complies with API 10 and 13 standards. • The unit is dual voltage. Specifications Sample Size: 35-220 mL (Depending on bob size, cup, and sleeve type.) Testing Sample Temperature Range: 32°F to 200°F (With Optional Heater Cup) Pressure Range: Atmospheric Viscosity Range: 0.5 to 10,000,000 cP Shear Stress Range: 1.02 to 61,200 dyne/cm2 to 3,500 dyne/cm2 with standard R1B1 bob configuration. Up to 61,200 dyne/cm2 optional bob options.) Resolution: 1 dyne/cm2 .) to 10 dyne/cm2 with other (Based on spring selection. Standard spring is 5 dyne/cm2 spring is 1 dyne/cm2 .2 Available Springs: F0.2, F0.5, F1, F2, and/or F5 Speed Range: 600, 300, 200, 100, 60, 30, 6, 3, 0.1 rpm Shear Rate Range: 0.17 - 1020 sec-1 (With 30 Standard R1B1 Geometries) Accuracy: ±0.5% of Torque Span Standards: API 10 & API 13 Compliant Sounds: Auto Beep for 10 Sec Gel and 10 Min Gel Dimensions: 16.5" H x 5" W x 8" D Weight: 10 lbs. (Standard) Specifications Sample Size: 35-500 mL (Depending on Bob/Cup/Sleeve Size and Type) Temperature Range: Ambient (20°F with Chiller) to 212°F Pressure Range: Atmospheric Viscosity Range: 0.1 to 100,000,000 cP Shear Stress Range: .02 to 3,500 dyne/cm2 Resolution: 1 dyne/cm2 Speed Range: 0.01 to 600 rpm Continuous Shear Rate Range: 0.0038 to 1021 sec-1 Accuracy: ±0.5% Torque Span or Better Standards: API 10 & API 13 Compliant Torque: 7 μN.m to 14 mN.m Data sheets and full product specifications can be found on our website at www.gic.com M3600 ACID RHEOMETER Features • Allows the user to test samples with high acid concentrations, including fluids with 30% HCl. • Sturdy, portable, and compact. • Can create test sequences and record test data without use of external equipment. • Exports test data in a spreadsheet format. • Includes LCD display with automatic keypad control. • Allows test flexibility. • Stores test data. • Low maintenance with repeatable results. • All wetted materials are Hastelloy C276 construction. • Chiller cup is made from stainless steel and can be purchased separately. (Up • Carrying case can hold the M3600 Rheometer with an attached rotor sleeve. It also has slots for a dust shield, three bobs (B1, B2, and B5), a heater cup, and other items can fit in an extra slot or between the M3600’s legs. M3900 IN-LINE VISCOMETER Features • Compliant with API 13 and API 39. • Viscosity measurement unaffected by fluid flow. • Computer-controlled speed, viscosity measure• ment, and calibration. • Multiple data export formats. • Easy to operate and calibrate. • Unique and durable design with fast cleaning and simple maintenance. Specifications Viscosity Range: 5 cP to 1,000 cP Pressure Range: Atmospheric to 1,000 psi Speed Range: 3 to 600 rpm (Continuous) Output: RS-232 or RS-485 Modbus (0 to 10V DC Analog Optional) Voltage: Varies per unit. Either 110-120V AC or 220V-240V AC (not both). Frequency: 50-60 Hz Power: 500 W Viscosity

Viscosity Series U.S. Pat. 6,571,609 M3600 AUTOMATIC RHEOMETER Features • Sturdy, portable, and compact. • Can create test sequences and record test data without use of external equipment. • Exports test data in a spreadsheet format. • Includes LCD display with automatic keypad control. • Allows test flexibility. • Stores test data. • Low maintenance with repeatable results. • All wetted materials are Hastelloy C276 construction. • Chiller cup is made from stainless steel and can be purchased separately. • Carrying case can hold the M3600 Rheometer with an attached rotor sleeve. It also has slots for a dust shield, three bobs (B1, B2, and B5), a heater cup, and other items can fit in an extra slot or between the M3600’s legs. Specifications Dimensions: 16" Height x 5" Width x 8" Depth Weight: 13 lbs. (Standard) or 13 lbs. (Acid Option) (rheometer with standard setup and heater cup) Temperature Range: Ambient (20°F with Chiller) to 212°F (100°C) Pressure: Atmospheric Pressure Sample Size: 35-500 mL (Depending on Bob/Cup/Sleeve Size and Type) Resolution: 1 dyne/cm2 Speed Range: 0.01 to 600 rpm Continuous Shear Rate Range: 0.0038 to 1021 sec-1 Shear Stress Range: .02 to 3,500 dyne/cm2 Viscosity Range: 0.1 to 100,000,000 Centipoise Torque: 7 μN.m to 14 mN.m Accuracy: ±0.5% Torque Span or Better Rheometer Voltage: 90V AC to 240V AC Rheometer with Heater Cup Wattage: 350 W Frequency: 50/60 Hz 31 Data sheets and full product specifications can be found on our website at www.gic.com Viscosity

Viscosity Series U.S. Pat. 6,938,464 6,951,127 9,157,846 M5600 HPHT Rheometer Features • Allows the user to test samples with high acid concentrations, including fluids with 30% HCl • All wetted materials are Hastelloy C276 construction • Incorporates years of research into its innovative design • Oil or dry heat option (oil bath shown, above) • Fully digital with LCD screen • Fast test cycle: Setup-load-test-clean • Safety feature of temperature controller will stop heating if it sees temperature is above 520°F. • Separate thermostat from temperature control loop that will cut off bath heater power supply when its temperature is above 500°F • Includes 2 temperature controllers, one for control, the other for safety. • Over pressure relief valve • Repeatable results with Test flexibility • Includes M5600 PC™ software, which connects the M5600 with a Windows®-based PC • Tests are simple to set up and run • Customizable charts and real-time data are displayed during tests • Saved tests can be searched by any specified test parameter: test name, fluid ID, additive, researcher name, or more 32 • SBC software on unit will stop heating if it sees temperature is too high • PC software will send stop heating command it if sees temperature is too high. • Also available: M5600 HPHT Rheometer Carrying Case • Carrying Case includes an extendable handle and wheels for easy transportation • Each M5600 unit has multiple thermocouples, dedicated thermostat for over heating shutoff, special relief valves, integrated N2 regulator, all internal tubing rating for 10ksi, and pre-programmed shutoff points within M5600 software. • The new carbon bath is much cleaner than older oil bath and allows for heating at 2x rate. Specifications Pressure Range: Atm to 2,000 psi Sample Size: 32 to 78 ml Resolution: 0.01% of full scale range or better Temperature Range: Amb. (20°F with Chilling Device) to 500°F (260°C) Speed Range: 0.0001 to 1,100 rpm continuous Frequency Range: 0.01 to 5 Hz (Optimized at 0.2 to 3 Hz) Amplitude Range: 0.1% to 500% (Optimized at 0.2% to 500%) Shear Rate Range: 0.00004 to 1870 sec-1 Shear Stress Range: 1 to 15,000 dyn/cm2 Viscosity Range: 0.5 to 5,000,000 Centipoise Torque: 14 μN.m to 100 mN.m Repeatability: ±0.05% of full scale range or better Construction: Hastelloy C Wetted Material Dimensions: 8.5" Depth x 12.5" Width x 25.5" Height Weight: 66 lbs (with bath) or 61 lbs (with carbon block) Data sheets and full product specifications can be found on our website at www.gic.com Viscosity

Viscosity Series M7500 ULTRA HP/HT RHEOMETER Features • The M7500 is built with a thick-walled steel pressure cell, which is surrounded by a fail-safe steel containment vessel to ensure operator safety. • • • • • • • • • • • It is designed for easy test set up, sample loading and post-test cleaning. Cool-down after tests can be accomplished more quickly by connecting a tap water supply or a chiller into the M7500 cooling fluid loop. Innovative patented design ensures against contamination of test sample with pressurization fluid. Recently patented design eliminates the need for fragile and expensive "V" jewel bearings. A computer-controlled, magnetically-coupled stirrer agitates the sample during testing Provides users with sturdy unit, safe operation, and low maintenance Engineered for safe testing with extreme pressure and temperature settings Offers repeatable results and test flexibility Unit includes an LCD screen and PC interface Instrument does not compromise sample integrity Fully digital and automatic Specifications Max Temperature: Max Pressure: Sample Size: Resolution: Speed Range: Sheer Rate Range: Sheer Stress Range: Viscosity: Torque: Repeatability: Voltage: Construction: Coolant Supply: Compressed Air: Dimensions: 600°F 30,000 psi 132 ml 0.3% of full scale range or better 0.01 to 600 rpm continuous 0.0082to 1020 sec-1 2 to 10,000 dyn/cm2 0.5 to 5,000,000 Centipoise 7 μN.m to 10 mN.m ±1% of full scale range or better 120 / 240 V, with transformer Stainless Steel Tap water or chiller 120 psi 22"H x 12"W x 24"D (tower) 15.5 H x 14"W x 25"D (cab) 33 Many other sizes, configurations and finishes are available. Contact your sales representative for details: 713.783.1560 • info@gic.com VISCOSITY

Viscosity Series M9200 HPHT FOAM LOOP RHEOMETER Features • Single or dual gas (CO2 and/or N2) foam testing capability. • Continuous foam circulation ensures uniform foam properties. • Constant foam circulation and shear. • HPHT viewing cell allows testing of acid samples and ensures safe operation. • Visual determination of foam half life and digital measurement of bubble size and distribution. • Integrated heating trace ensures that all lines are subjected to a uniform temperature. • Accumulator for testing high viscosity and/or corrosive samples. • Viewing cell images can be digitized and processed digitally. • Designed to handle fluids and gases at temperatures up to 350°F, under a working pressure up to 5,000 psi. Specifications Dimensions: Custom (depending on client's desired specifications) Weight: Custom (depending on client's desired specifications) Operating Temperature: Amb. to 350°F (or 392°F) Working Pressure: Atm to 5,000 psi Shear Rate: 0 to 1,500 S-1 Sample Volume: 115 ml Accumulator: 500 ml capacity, 6,000 psi Viewing Cell: Stereo microscope; Sapphire window Dual Gas: CO2 or N2 gas injection for foam creation PC (Included): Desktop PC with MS Windows 11, M9200 PC software preinstalled. 34 Data sheets and full product specifications can be found on our website at www.gic.com Viscosity

CORE ANALYSIS AND CORE TESTING INSTRUMENTS SHOP FOR CUSTOMIZABLE SOLUTIONS. Choose instruments that fit YOUR needs. The 9000 series of products are all highly customizable and made to fit your individual needs. Each unit is personalized depending on the client’s testing requirements to allow for a greater degree of control. 35 Many other sizes, configurations and finishes are available. Contact your sales representative for details: 713.783.1560 • info@gic.com CORE ANALYSIS

Core Porosity Core Porosity Series A porosimeter measures porosity of a core sample using Boyle's law. M9140 CORE POROSIMETER Features M9145 POROSIMETER Features • Air relief valve prevents overpressurization. • Calibration block included. • Digital display of pressure. • Calculation spreadsheet included. • Compact size. • Easy to maintain. • Precision regulator and display for accurate pressure control. • Precise pressure transducer provides accurate pressure measurement. • Optional vacuum pump is available (sold separately) for evacuation of core sample. Specifications Core Diameter: Up to 1.5" Core Length: Up to 3" Nitrogen/Helium Requirement: 200 psi Minimum Voltage: 120/240V AC Frequency: 50-60 Hz Power: 50 W Dimensions: 16" W x 12" D x 12" H Weight: 30 lbs. • Digital display of pressure and temperature • Pressure transducer provides high accuracy • Interchangable sample holders for more test variation • Data acquisition software allows for easy data logging and collecting • Precision regulator and gauge for accurate pressure control • Designed to test core samples with diameters up to 1.5" or larger upon request • Built-in overpressure safety feature • Compact size for easy test setup and maintenance Specifications Core Diameter: up to 1.5" (or larger upon request) Core Length: up to 3" Pore Pressure: 200 psi Confining Pressure: 1,000 psi Power: 50 W Electrical Requirement: 110/220 VAC or 50/60 Hz Dimensions: 12.5" height x 22" width x 12" depth Weight: 40 lbs. (Unit only) 36 Data sheets and full product specifications can be found on our website at www.gic.com Core Analysis

Core Permeability Series Core Permeability Permeameters are used to measure the permeability, or capacity of fluid to pass through a porous material, of a core sample. Permeability is important in determining which rock formations readily transmit fluids. M9170 HIGH PRESSURE POROSITY AND PERMEABILITY SYSTEM M9190 NANODARCY PERMEAMETER Features Features • • • Performs porosity and permeability tests on plug-sized core samples under confining pressures of up to 10,000 psi. • Supports nitrogen & helium as testing media (dry compressed air isoptional) • Porosity range from up to 60%. • Permeability measurement range from 0.0005 mD to 10 D. • Multi-sample loading facilities. • User friendly, Windows-based system. • Software handles all control, measurement, data collection, calculation, and report generation. • Minimal maintenance required. Specifications Max Confining Pressure: 10,000 psi Core Diameter: Core Length: Porosity Range: Permeability Range: Max Pore Pressure: Dimensions: 500 psi 20"H x 24"W x 26"D 1.5 inches (1 inch optional) Up to 3 inches Up to 60% 0.0005 milldarcys to to 10 darcys • • Designed to measure the low and ultra low permeability of tight plug sized core samples from shale and other tight gas reservoirs. Uses a pulse decay procedure and high pressure nitrogen to measure permeability. • Automatic pressure and temperature control. Mercury-free design. Digital Display and Accurate Measurement of Pressure. • Real time test results and post-processing. • Comprehensive data collection through custom PC software. Specifications Max Temperature: Max Confining Pressure: Working Pressure: Permeability Range: Core Length: Core Outside Diameter: Pulse Range: Loading Type: Wetted Material: Power Supply: Dimensions: 175°C (347°F) 10,000 psi 2,500 psi 10 nanodarcy to 0.5 millidarcys 0.125" to 3.0" 1" to 1.5" 5 to 200 psi Hydrostatic, horizontal position SS-316 Stainless Steel 110/220V, 50/60 Hz 2.9'H x 5'W x 2'D 37 Many other sizes, configurations and finishes are available. Contact your sales representative for details: : 713.783.1560 • info@gic.com CORE ANALYSIS

Core Flood / Core Flow Core Flooding Series Core flooding testing is the measurement of fluids injected into sample rock to determine the effects of fluids of an oil reservoir. Our core flooding instruments are designed to improve and enhance oil recovery techniques. M9100 HPHT AUTOMATIC CORE FLOW TESTER Features M9300 HPHT FOAM LOOP & CORE FLOW TESTER Features • Optional automatic gas porosity and permeability measurement • Optional automatic core loading • Optional heating band or convection oven temperature control • Optional fluid pre-heating prior to contact with the core sample • Optional slim tube system • Optional resistivity & ultrasonic measurement • Includes pressure relief devices such as rupture discs and pressure relief valves • PC software prevents user from setting temperature above 410°F • Oven itself has heater cut off safety Specifications Dimensions: Customizable (depending on client's desired specifications) Weight: Customizable (depending on client's desired specifications) Core Dimensions: 1-1.5" diameter by 6-24" length Operating Temperature: Amb. to 350°F (or 392°F) Confining Pressure: Atm to 15,000 psi Working Pressure: Atm to 10,000 psi Back Pressure: Atm to 10,000 psi Accumulator: 1L sample capacity Fluid Injection Rate: 0 to 80 ml/min (depending on pump type) Voltage: 220 VAC±10% or three-phase AC 380 VAC±10%, 50Hz • Combines operation of a foam loop system with a formation damage evaluation system. • Foam generation & foam loop system can be used for foam creation, rheology and quality evaluation. • Formation damage (core flow) system can be used for core fluid treatments and permeability analysis. • Can be built to custom specifications. Specifications Temperature Range: Amb. to 350°F (or 392°F) Operating Pressure: Atm. to 5,000 psi Flow Rate Range: 0 to 375 ml/min Shear Rate: 0 to 1,500 S-1 Microscope Magnification: 11x to 144x Viewing Window: Quartz Rheology Characterization: API Standard Rheological and Shear History Foam Density: 0.3 to 1.0 g/cm3 controllable Half-life of Foam: 0 to 72 hr Diameter of Visible Foam Bubble: ≥ 1 μm 38 Data sheets and full product specifications can be found on our website at www.gic.com Core Analysis

Foam Loop & Friction Flow Systems Foam Loop & Friction Flow Systems Foam Loop Rheometers are designed to measure the rheological properties of foam systems under elevated pressure and temperature. The Friction Flow Loop Tester evaluates the reduction of friction on fracturing fluids. M9200 HP/HT FOAM LOOP RHEOMETER Features M9250 FRICTION FLOW LOOP TESTER Features • • • • • • • • Single or dual gas (CO2 and/or N2) foam testing capabilities Continuous foam circulation ensures uniform foam properties HPHT viewing cell provides safe operation when testing acidic samples Direct visual assessment of foam half-life Computer-assisted analysis of bubble size and distribution Integrated heating trace maintains a uniform temperature on all sample lines Optional accumulator for injection of highviscosity and/or corrosive sample fluids Specifications Operating Temperature: Max. Working Pressure: Shear Rate: Sample Volume: Accumulator: Viewing Cell: Dual Gas: Foam Density: Bubble Diameter: 350°F (up to 400 °F optional) 5,000 psi 0 to 1,500 S-1 115 ml 500 ml capacity (optional) Sapphire window Stereo microscope CO2 or N2 gas injection for foam creation 0.3 to 1.0 g/cm3 controllable ≥1 μm Microscope Magnification: Up to 450x Specifications Max Temperature: Max Confining Pressure: Working Pressure: Permeability Range: Core Length: Core Outside Diameter: Pulse Range: Loading Type: Wetted Material: Power Supply: Dimensions: 400°F 10,000 psi 2,500 psi 10 nanodarcy to 0.5 millidarcys 0.125" to 3.0" 1" to 1.5" 5 to 200 psi Hydrostatic, horizontal position SS-316 Stainless Steel 110/220V, 50/60 Hz 25.5"H x 12.5"W x 8.5"L 39 Many other sizes, configurations and finishes are available. Contact your sales representative for details: : 713.783.1560 • info@gic.com • • • • • • • • Fill Automation Coriolis mass flow meter Safety control - Over-pressure relief valve DP Transmitter (up to 30 psi and 100 psi) Flow rate of 15 gallons per minute Mixing tank holds up to 30 gallons Includes 1/2" and 3/4" O.D., 25' straight tube length (10' test section) Real-time display of Reynolds number, flow rate, temperature, and differential pressure CORE ANALYSIS

Core Preparation Core Preparation Core preparation instruments precisely measure specimens' weight or automatically saturates core samples to prepare them for core flooding analysis. (crude oil option) M1722 SCALE WITH SOFTWARE KIT Features • High capacity, high precision scale. • RS-232 port for PC connection. • Rechargeable battery built-in to unit. • Stainless steel measuring tray • Multiple weight formats, including g, oz, ct + PCS • Easy to operate and calibrate • Level bubble indicator • Dual LED displays in front and rear • Submersible electric water pump Specifications Specifications Dimensions: 9.1" height x 7.7" width x 9.5" depth Operating Temperature: 172 lbs Capacity Max: Up to 1000 grams Resolution: 0.01 gram Display: Red-color LCD Power: Rechargeable battery (included) AC adapter (included) Tare Feature: Yes Calibration: Yes PC Output: Yes; RS-232 Output Platform Size: 4.5″ diameter Weighing Modes: Grams, Troy Ounces, Carats, and Parts Counting Core Cell Inside Diameter: 2 to 4 in. (Smaller or larger sizes available upon request.) Core Cell Inside Length: 10 in. or Specified Max Pressure: 2,000 psi Compatible Saturant Fluids: Water, Brine, Refined Oil, Other Saturant Fluids* Voltage: Varies per unit. Either 110-120V AC OR 220-240V AC configuration (not both).** Frequency: 50-60 Hz Wattage: 250 W Wetted Material: SS-316 Stainless Steel Dimensions: 29" H x 26" W x 20" D Weight: 25 lbs. (Just Frame) or 80 lbs. (Total Weight Including Cell) *Optional add-on to use crude oil and compatibility with other fluids available upon request. Contact Grace Instrument for details. **Please check electrical labeling on your unit to verify which voltage configuration applies. M9106 AUTOMATED CORE SATURATOR SYSTEM Features • Choice of Saturant: Injects water, brine, refined oil, and other saturant fluids* into sample. • Automatic pressure and valve control system. • Saturation cycle time can be customized for each step from included software. • Stainless-steel (SS-316) construction/wetted materials. • Control console works seamlessly with included software on Windows PCs. 40 Data sheets and full product specifications can be found on our website at www.gic.com Core Analysis

Reservoir Studies Series Reservoir Studies Instruments used for reservoir studies help simulate the behavior of fluids within a reservoir under varying conditions of pressure, temperature, and time. M9720 MICROMODEL PHASE BEHAVIOR SYSTEM Features • • • • • • • Camera system has dual functions: recording and visualizing wax and asphaltenes precipitation during testing. Two positions for micromodel experiments: vertical and horizontal. Reaction cells assembly rotates up to 90° inside of oven. Constant temperature control system provided by oven. High pressure scaling factor studies. Provides valuable details on different EOR methods. Allows engineers to optimize injection schemes to increase recovery. . • Minimal maintenance required. • Specifications Temperature Range: Pressure Range: Wetted Material: Particle Size Detection: Pressure Accuracy: Temperature Accuracy: Electrical Requirements: Dimensions: Comprehensive data collection (pressure/temperature). • • • Up to 302°F (150°C) Up to 20,000 psi HC-276 or Inconel 5 microns or better ± 0.1% of Full Scale ±0.2% °C 120/240V 10' H x 9' W x 2' D M9730 RECOMBINATION CELL Features The Grace Instrument M9730 Recombination Cell is designed to inject oil and gas at a predetermined volume, mix them together, and heat the resulting mixture in elevated temperature and pressure conditions. Specifications Max Pressure: 15,000 psi Max Temperature: 350°F (175°C) Many other sizes, configurations and finishes are available. Contact your sales representative for details: 713.783.1560 • info@gic.com 41 M9710 FLOW ASSURANCE SYSTEM Features • • • Two 1000 mL accumulators for sample loading. Data recorded in .csv file format for easy analysis with MS Excel or other spreadsheet programs. Test cell can be viewed and recorded using the microscope and camera. User-friendly, Windows-based system. Software handles all control, measurement, data collection, and report generation. Includes magnetic mixer and chemical injection pump for simulating additional flow conditions. Specifications Max Temperature: Max Pressure: Pump Volume: Cell Volume: 400°F (205°C) 10,000 psi (690 bar) 100 ml 200 ml Accumulator Volume: 1,000 ml Wetted Materials: SS-316 Stainless Steel (Pump) HC-276 Hastelloy (Accumulator & Fittings) Power Requirements: 110-120V AC, 50 or 60 Hz Dimensions: M9000 series units are customized to client's request CORE ANALYSIS

Proppant Conductivity & Acid Stimulation Proppant Conductivity & Acid Stimulation Series A proppant conductivity tester performs fracture conductivity and leak-off testing under conditions of varied temperature and pressure. The acid reactor is designed to analyze acid stimulation performance at reservoir conditions. M9500 AUTOMATIC PROPPANT CONDUCTIVITY TESTER Features • Air relief valve prevents over pressurization • Calibration block included in the package • Digital display of pressure and temperature • Calculation spreadsheet included • Compact size and easy to maintain • Precision regulator and gauge for accurate pressure control • Precise pressure transducer provides accurate pressure measurement • Vacuum pump is optional for the evacuation of the core sample Specifications Fracture Conductivity System Dimensions: Custom (per client's request) Weight: Custom (per client's request) Flowing Pressure: Atm to 3,000 psi Closure Stress:Atm to 20,000 psi BP Regulators: Atm to 3,000 psi Accum. Pressure: Atm to 3,000 psi ISO-Standard:Adheres to ISO-Standard 13503-5 Leakoff System Back Pressure: Atm. to 3,000 psi Digital Pressure Transducer:± 0.1% of full scale or better Closure Stress:Up to 20,000 psi Temperature Range: Atm. to 400°F (204°C) (with ±1°F accurancy ) M9400 AUTOMATIC ROTATING DISC ACID REACTOR Features • Automatic hands free operation after loading samples. • Steel shield tower provides further protection to test cells. • Automatic sampling system. • Proprietary design prevents debris plugging sample tubing. • Capable of testing hydrochloric, hydrofluoric, and organic acids used for acid stimulation of carbonate and sandstone reservoirs. • The rotating reactor puts the rock sample in motion for uniform reaction with the acid system. Specifications Temperature Range: Amb. to 482°F (250°C) Max. Pressure: 7,000 or 10,000 psi Reactor Cell Capacity: 600 to 850 ml (custom option available) Rotation Speed: 100 to 2,000 rpm (custom option available) Material: Hastelloy B and Hastelloy C Dimensions: Custom 42 Data sheets and full product specifications can be found on our website at www.gic.com Production Stimulation

EOR/IOR INSTRUMENTS SHOP FOR METHOD-IMPROVING SOLUTIONS Choose instruments that improve oil recovery Improving the current methods for oil recovery is important. Grace Instrument’s EOR/IOR testers help to evaluate oil displacement and formation pressure in the reservoir. Data collected from these tests contributes to the research towards improving the current trends for oil recovery. 43 Many other sizes, configurations and finishes are available. Contact your sales representative for details: 713.783.1560 • info@gic.com EOR/IOR

PVT Testing PVT Testing Series PVT is an acronym for Pressure, Volume & Temperature. PVT testers are used to evaluate the various properties of fluid that are affected by PVT. M9700 HPHT PVT SYSTEM Features M9715 HPHT SAPPHIRE PVT VISUALIZATION CELL • Mercury-free design • Computer-controlled data logging • Visual observation cell • Constant temperature control system • Detection in both oil and gas condensate studies • Designed for maximum accuracy and operator safety • Innovative data analysis algorithms • Comparison of current test data with historical test data • System hardware and software customized to your specifications Specifications Dimensions: All of the M9000 series products are customizable per customer's request. Temperature Range: -40°C to 205°C (401°F) Pressure Range: Atm. to 15,000 psi/ 104 MPa Volume Accuracy: 0.1 cm3 Cell Volume: 210 ml and above Temperature Reading: ± 0.2°C Frequency: 50 or 60 Hz Viewing Cell: U-shaped and see through Material: SS-316, HC-276, or inconel Visual Volume: 400cm3 or 240cm3 Specifications Cell Volume: 15 ml (15 cc) Cell Construction: Sapphire Maximum Pressure: 350 bars (5076 psi) Maximum Temperature: 150°C (302°F) Applications: One-phase Behavior, Multiphase Behavior, Solubilization, Atomization, SAS, Spray Visualization, Enhanced Oil Recovery (EOR), and more 44 Data sheets and full product specifications can be found on our website at www.gic.com Specifications Cell Type: Floating Piston Cell Volume: 2,000 ml (2,000 cc) Motor Type: Motorized Max Working Pressure: 15,000 psi (~1,034 bars) Max Working Temperature: Ambient to 350°F (175°C) Pressure Accuracy: 0.1% FS Temperature Accuracy: ±0.5 °C Wetted Material: Stainless Steel SS-316 Viewing Window: Sapphire Bullseye Features • Robust visualization solution for optimal observation of one-phase and multiphase testing fluids (including gases). • Compatible with crude oil, live oil, polymer surfactants, salt water, and more. • Sapphire cell construction. • Graduated volumetric bar with 0.2 ml (0.2 cc) increments. • All required components to ensure cell securely remains in place included. (Can be customized.) • Complementary polycarbonate jacket prevents breaking/scratches. • Six ports (three at top and bottom) seamlessly transport fluid (including gas) in and out of cell. (Custom number available.) • All required connections, valves, pistons, sealing piston o-ring(s), and support(s) to ensure the cell securely remains in place in your oven are included and can be customized. • Used for one-phase or multiphase behavior, solubilization, atomization, SAS, spray visualization, enhanced oil recovery (EOR), and more. • Includes Polycarbonate Jacket. M9730 HPHT RECOMBINATION CELL Features • Mercury-free appartus used to combine liquid samples. • Heating jacket/mantel allows user to control temperature. • Volume of separator gas and separator oil are determined by user. • Can be transferred from recombination cell to a sample piston bottle. • Analyzes data of GOR, oil shrinkage, and gas compressibility factor. • Instrument is based on a HPHT recombination cell. • Motorized rocking jacket and magnetic drive stirrer included for proper agitation and mixing procedures. • Pressure sensor and temperature probe measures pressure and temperature of recombined fluids. • Sapphire bulleseye window allows observation of saturation pressure. • Temperature and pressure display/control panel. • Unit easilly moved lab to lab. EOR/IOR

Interfacial Surface Interfacial Surface Tension The Spinning Drop Tensiometer was developed for the measurement of interfacial tension, surface tension, adsorption rate and extreme low interfacial tension. Tension Series M6500 SPINNING DROP TENSIOMETER Features M6550 HP/HT SPINNING DROP TENSIOMETER Features • • • • • • • • • • Measurement of extremely low interfacial surface tension. Accurate RTD temperature readout. Advanced PID temperature controller. Accurate speed controller ensures high image synchronization. High accuracy of reading with stroboscope illumination. LCD numerical display for integrated microscope Light weight. Adjustable leveling. Optional chiller sleeve for low temperature applications. Optional digital camera imaging system (includes thirdparty PC software for data measurement and image processing). Specifications Speed Range: Temperature Range: Surface Tension Measurement: Capillary diameter: 0 to 11,000 rpm continuous Ambient to 212 °F (45°F with chiller) 10-6 to 102 mN/m 2.0 mm Microscope Magnification: 25x LCD Numerical Display Resolution: Voltage: Live Resolution: Optical Format: Focusable Lens: Dimensions: 0.0001 mm 120V or 240V (with transformer) 2.0 MP 1/3" 16 mm (adds approx. 3" H to unit) 19" H x 19.5" W x 11.5" D • • • • • • • • • • • Measurement of extremely low interfacial surface tension. Accurate RTD temperature readout. Advanced PID temperature controller. Accurate speed controller ensures high image synchronization. High accuracy of reading with stroboscope illumination. LCD numerical display for integrated microscope Light weight. Adjustable leveling. Optional chiller sleeve for low temperature applications. Optional digital camera imaging system Pressure vessel for HPHT testing with heating sleeve for operator protection Specifications Pressure Range: Temperature Range: Speed Range: Surface Tension Measurement: Capillary diameter: Atmospheric to 1,000 psi Ambient to 350 °F (45°F with chiller) 0 to 11,000 rpm continuous 10-6 to 102 mN/m 2.0 mm Microscope magnification: 25x LCD Numerical Display Resolution: Voltage: Live Resolution: Optical Format: Focusable Lens: Dimensions: 0.0001 mm 120V or 240V (with transformer) 2.0 MP 1/3" 16 mm 20" H x 15" W x 19" D 45 Many other sizes, configurations and finishes are available. Contact your sales representative for details: 713.783.1560 • info@gic.com EOR/IOR

Reservoir Stimulation Reservoir Stimulation Series Reservoir studies instruments simulate the behavior of fluids within a reservoir under varying conditions of pressure, temperature, and time. M9115 ELECTRICAL RESISTIVITY SYSTEM Features • Can perform measurement of rock electrical resistivity • Choice of either fully or partially brine saturated core sample • Resistivity Measurement based on two or four electrode method • Includes core holder and hand pump for desaturation • Burette used for core saturation determination Specifications Core Diameter: 1.5" Core Length: Up to 4" Resistivity Measurement: 2 and 4 electrodes Pressure: Up to 10,000 psi Temperature: Room Condition M9117 CAPILLARY PRESSURE & RESISTIVITY SYSTEM Features • Determines positive and negative pressure curves • Uses electrical resistivity index for core sample saturation capacity • Calculates Saturation exponent "n" • Calculates Cementation exponent "m" • Core holder of Hydrophilic and hydrophobic ceramics used for resistivity measurement • Resisitivity cell used for brine resisitivity measurement • Automated pumping system used for fluid control • Temperature-controlled bath houses entire instrument Specifications Max confining pressure: 10,000 psi (700 bar) Max pore pressure: 10,000 psi (700 bar) Working Temperature: Up to 302°F (150°C) Capillary pressure range: 145 psi (± 10 bar) Core length: up to 3 inches Core Diameter: 1.5 inches (other sizes available upon request) Power Supply: 220 VAC, 50/60 Hz Brine wetted material: Stainless Steel (with optional Hastelloy) M9130 SLIM TUBE SYSTEM Features • Determines miscibility at reservoir conditions • Raw data obtained after testing • Produced gas is measured by wet gas meter • High level of automation • Ultrasonic multiphase separator for liquid measurement • Many add on tools extend unit capabilities • Embedded gas injection pump makes safe and easy operation for user Specifications Tube Length: 80 ft. (24 m.) Tube Diameter: 1/4 inches OD tube Material: Stainless Steel Porous Media: Calibrated 230 - 310 μm silica Approx porosity: 35 % Approx pore volume: 100 cc Working Temperature: 302°F (150°C) Working Pressure: 10,000 psi (700 bar) Fluids: Oil, HC gas, CO2 Power: 220 VAC, 50 Hz 46 Data sheets and full product specifications can be found on our website at www.gic.com EOR/IOR

SCIENTIFIC INNOVATIONS • INDUSTRIAL SOLUTIONS We provide calibration fluids and spare parts kits for use with our instruments. Grace Instrument supplies calibration fluids for viscometers and rheometers. Each product is given a batch number to identify its age. Visit our website for the full list of our Safety Data Sheets (SDS), Certificates of Analysis, and Calibration Sheets.

CALIBRATION FLUID PRICE LIST SCIENTIFIC INNOVATIONS. INDUSTRIAL SOLUTIONS. Name 20 cP CALIBRATION FLUID 16oz 20 cP CALIBRATION FLUID ½ Gal. 20 cP CALIBRATION FLUID 1 Gal. 50 cP CALIBRATION FLUID 16oz 50 cP CALIBRATION FLUID ½ Gal. 50 cP CALIBRATION FLUID 1 Gal. 100 cP CALIBRATION FLUID 16oz Par t oN . CALI0000005 CALI0000006 CALI0000007 CALI0000001 CALI0000008 CALI0000009 CALI0000002 100 cP CALIBRATION FLUID ½ Gal. CALI0000010 100 cP CALIBRATION FLUID 1 Gal. CALI0000011 200 cP CALIBRATION FLUID 16oz CALI0000003 200 cP CALIBRATION FLUID ½ Gal. CALI0000012 200 cP CALIBRATION FLUID 1 Gal. CALI0000013 500 cP CALIBRATION FLUID 16oz CALI0000004 500 cP CALIBRATION FLUID ½ Gal. CALI0000014 500 cP CALIBRATION FLUID 1 Gal. CALI0000015 U.S. Price per piece 119.90 371.69 702.33 87.18 272.31 535.48 91.53 272.31 535.48 87.18 272.31 535.48 87.18 272.31 535.48 Outside U.S. Price 143.88 446.03 842.80 110.00 298.98 588.50 115.50 298.98 588.50 110.00 298.98 588.50 110.00 298.98 588.50 Grace Instrument offers a complete line of accessories, supplies, and replacement parts for all of our products. Please contact us for a complete list and pricing information: (713) 783-1560 • info@gic.com • All prices and terms of sale are subject to change. Applicable taxes are in addition to prices stated. 20231003

SCIENTIFIC INNOVATIONS • INDUSTRIAL SOLUTIONS 10770 Moss Ridge Rd., Bldg. B Houston, TX USA 77043 (713) 783-1560 PHONE (713) 974-7144 FAX info@gic.com www.gic.com ALL PRODUCTS, MACHINE PARTS, & METAL WORKS PROUDLY MADE IN THE USA

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