Scope of Accreditation For Global Instrumentation Services, LLC 523 N. Sam Houston Parkway E, Suite 230 Houston, TX Gavin Lewis

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1 Scope of Accreditation For Global Instrumentation Services, LLC 523 N. Sam Houston Parkway E, Suite 230 Houston, TX Gavin Lewis In recognition of a successful assessment to ISO/IEC 17025:2005 to the following and Measurement Capabilities, accreditation has been granted to Global Instrumentation Services, LLC for the following: Accreditation granted through: September 10, 2017 Amount of Substance ph/conductivity ph Meters 4.01 ph 7 ph 10 ph ph ph ph Electrical Voltage Thermocouple Millivolt Simulation Type K Type J Type T (-200 to 0) C (0 to 500) C (500 to 1 000) C (100 to 1 370) C (-200 to 0) C (0 to 500) C (500 to 750) C (-200 to 0) C (0 to 400) C 0.6 C 0.6 C Aqueous ph Buffer Solutions Process Calibrator Length Artifacts and Standards 1D Pins, Plugs, and Shims (0.1 to 1) in 48 µin Micrometer Shims (1 to 6) in 454 μin Caliper Roll Mills Cylinder Gap (0 to 25) mm 349 µin Blocking Testers (0 to 25) mm 0.01 mm ASTM D3354 Caliper Form 28.8 Rev 11 3/1/14 Page 1 of 8

2 Brittleness Testers (0 to 25) mm 0.01 mm HDT and VICAT Testers Impact Testers and Notchers Melt Flow Indexers Piston Dimensions (0 to 1) mm 1 μm (0 to 25) mm 6 µm (0 to 300) mm 8 µm (0 to 25) mm mm Tear Testers (0 to 25) mm mm Liquid Limit Devices, (LLD) Wear of Base Wear of Cup Wear of Cup Hanger Height of Drop (0 to 10) mm (0 to 0.1) mm (0 to 3) mm (9 to 11) mm 0.06 mm 0.01 mm 0.06 mm 0.06 mm Length Artifacts and Standards 2D Melt Flow Indexers Bores Capillary Rheometer Bores (9.54 to 9.56) mm 2 µm (9.54 to 9.56) mm 2 µm ASTM D746 Caliper ISO 75 Micrometer ISO 75 Caliper ASTM D256, ISO 179, ISO 180 Caliper ASTM D1238, ISO 1133 Micrometer ASTM D1922 Caliper ASTM D4318 Micrometer Calipers Feeler Gages ASTM D1238, ISO 1133 Bore Gage ASTM D3835 Bore Gage Length Hand Tools and Precision Gages 1D Calipers (0 to 12) in 207 µin Gage Rods Outside Micrometers Length Flatness Parallelism (0 to 2) in 21 µin 8 µin 21 µin ASME B or ASTM D5947 Optical Flats Gage Pins Dial Indicators (0 to 4) in 49 µin Force Testing Machines ASTM E2309 (0 to 4) in 247 µin Crosshead Travel ASTM E83 Extensometers (0 to 12) in 93 µin ISO 9513 Micrometer in Frame Form 28.8 Rev 11 3/1/14 Page 2 of 8

3 Mass Flow Ovens, Furnaces, Freezers Air Exchanges (0 to 500) Air changes per hour 3 Air changes per hour Air Flow (10 to 500) fpm 5 fpm ASTM D3012, E145, D5374 ISO 188, IEC Ammeter Anemometer Mass Force Compression Presses Force Capillary Rheometers Force (1 000 to ) lbf ( to ) lbf 1.36 lbf 108 lbf (200 to ) lbf 0.39 lbf Force Testing Machines (0 to 300) lbf lbf Compression Tension Plastic Thickness Gages and Micrometers (50 to 2 000) lbf (200 to ) lbf (1 000 to ) lbf ( to ) lbf 0.20 lbf 0.39 lbf 1.36 lbf 108 lbf (0 to 300) lbf lbf (50 to 2 000) lbf (200 to ) lbf (1 000 to ) lbf 0.18 lbf 0.27 lbf 2.6 lbf ASTM D4703, ASTM E4 Load Cell ASTM D3835 Load Cell ASTM E4, ISO 7500 Class F Weights ASTM E4, ISO 7500 using Load Cell ASTM E4, ISO 7500 Class F Weights ASTM E4, ISO 7500 using Load Cell (5 to 900) kpa 1.8 kpa ASTM D5947 Mass Hardness Parameter/Equipment 1 Durometers Direct Verification Spring Force Types A, B, E, & O Types C, D, & DO Type M Type OO, OOO, & OOO-S (0.5 to 9) N (4 to 45) N (0.3 to 0.8) N (0.1 to 2) N N N N N ASTM D2240 Load Cells Indenter Length (0 to 25) mm mm Form 28.8 Rev 11 3/1/14 Page 3 of 8

4 Parameter/Equipment 1 HRBW Rockwell Hardness Testers (Indirect Verification) HRC HREW HRMW HRRW HR30N HR30TW 1 HRBW 0.46 HRBW 0.46 HRBW 0.38 HRC 0.33 HRC 0.31 HRC 0.45 HREW 0.55 HREW 0.56 HREW 0.52 HRMW 0.48 HRMW 0.48 HRMW 0.31 HRRW 0.32 HRRW 0.31 HRRW 0.28 HR30N 0.32 HR30N 0.4 HR30N 0.31 HR30TW 0.54 HR30TW 0.32 HR30TW Mass Mass Artifacts Parameter/Equipment 1 Impact Testers and Notchers (0 to 8) kg 0.52 g Melt Flow Indexers (0 to 8) kg (8 to 14) kg 0.27 g 5 g HDT and VICAT Testers (0 to 8) kg 0.27 g Mass Pressure/ Vacuum ASTM E18 Hardness Test Blocks ASTM D256, ISO 180 Balance ASTM D1238, ISO 1133 Balances ISO 75 Balance Pressure Transducers (0.01 to 500) psig (1 to ) psig 0.3 psi 5 psi Pressure Module Form 28.8 Rev 11 3/1/14 Page 4 of 8

5 Mass Torque Torque Wrenches (4 to 50) lbf in (50 to 400) lbf in (400 to 1 000) lbf in (50 to 250) lbf ft (250 to 600) lbf ft 0.24 lbf in 1.2 lbf in 3 lbf in 0.8 lbf ft 1.8 lbf ft Torque Cells Mass Scales and Balances Parameter/Equipment 1 Weighing Systems (0.01 mg resolution) (0.1 mg resolution) (0.001 g resolution) (0.01 g resolution) Range (1 to 500) mg (1 to 5) g (10 to 50) g (50 to 100) g (100 to 200) g 1 mg to 5 g (50 to 100) g (100 to 200) g (200 to 500) g 1 mg to 200 g (200 to 500) g (500 to 1 000) g 10 mg to 1 kg (1 to 5) kg (5 to 10) kg Expanded Uncertainty of mg mg mg mg 0.1 mg 0.06 mg 0.08 mg 0.1 mg 1.4 mg 0.6 mg 1.5 mg 3.0 mg 0.01 g 0.02 g 0.03 g (0.1 g resolution) 500 mg to 10 kg 0.06 g (0.01 lb resolution) (1 to 240) lb 0.01 lb (0.1 lb resolution) (1 to 240) lb 0.06 lb ASTM E617 Class 00 & Class 1 weights and NIST Handbook 44 utilized for the calibration of the weighing system. ASTM E617 Class 1 weights and NIST Handbook 44 utilized for the calibration of the weighing system. NIST Class F weights and NIST Handbook 44 utilized for the calibration of the weighing system. Moisture Analyzers (1 to 500) g 0.3 mg Class 1 Masses Mass Viscosity Viscometers (0 to ) cp 1.7 cp ASTM D2196 Viscosity Standards Form 28.8 Rev 11 3/1/14 Page 5 of 8

6 Photometry and Radiometry Color and other spectrally-integrated measurements of materials Parameter/Equipment Gloss Meters 20 Degrees 0.33 SGU ASTM D523 (0 to 100) SGU 60 Degrees 0.33 SGU Tri Gloss Tile 85 Degrees 0.34 SGU Photometry and Radiometry Photometric Sources Parameter/Equipment Infrared Spectrophotometer (FTIR) (540 to 3 125) cm -1 See Certificate SRM 1921b Wavelength ASTM E131 SRM 1921b Thermodynamics Humidity Humidity (10 to 90) % RH 1.8 % R.H Hygrometer Thermodynamics Thermodynamic Sources Temperature Measure (-96 to 200) C 0.04 C (200 to 400) C 0.05 C Microwave Furnaces (15 to 100) C 0.04 C HDT and VICAT Testers (20 to 400) C 0.06 C Melt Flow Indexers (20 to 400) C 0.05 C Brittleness Testers (-80 to 40) C 0.03 C Capillary Rheometer (23 to 400) C 0.05 C Moisture Analyzers (50 to 200) C 0.26 C Roll Mills (20 to 400) C 0.51 C ASTM F1317 ISO 75 ASTM D1238, ISO 1133 ASTM D746 ASTM D3835 Omega CL23A Extruders (20 to 400) C 0.36 C Viscometers (50 to 300) C 0.04 C ASTM D2196 Injection Molders (20 to 400) C 0.19 C Dry Block Tester Compression Press (50 to 400) C 0.26 C ASTM D4703 Omega CL23A Form 28.8 Rev 11 3/1/14 Page 6 of 8

7 Ovens, Furnaces, Freezers Temperature (-100 to 1 370) C 0.5 C Expanded Uncertainty of Thermodynamics Thermometers and Probes Range Thermocouples Type J (-190 to 750) C 0.5 C Type K (-190 to 1 370) C 0.5 C Type T (-190 to 390) C 0.5 C ASTM D3012, E145, ISO 188, IEC Datalogger ASTM E220 Dry Block Tester Omega CL23A Thermodynamic Other Differential Scanning Calorimeters (DSC) Temperature Heat Flow Thermogravimetric Analyzers (TGA) Curie Temperature (0 to 500) C 0.12 C (20 to 1 000) C 0.53 C ASTM D3895, E967, E968, ISO Indium (SRM 2232) Tin (LGC 2609) Gallium (SRM 2234) Bismuth (SRM 2235) ASTM E1582, E2040, ISO Alumel and Nickel Curie Standards Weight (1 to 1 000) mg 0.06 mg Class 1 Weights Thermomechanical Analyzer (TMA) Temperature Coefficient of Thermal Expansion Dynamic Mechanical Analyzer (DMA) Temperature (20 to 500) C 0.35 C (293 to 680) K 0.03 µk (-100 to 500) C 0.09 C ASTM E1363, E2113, ISO , -2, -3 Indium (SRM 2232) Borosilicate Glass (SRM 731) ASTM D5279, E1867 RTD Meter and Probe Torque (0 to 1 000) gf cm 0.32 gf cm Class 1 Weights Expanded Uncertainty of Time and Frequency Frequency / Period Range Injection Molders Screw Speed (0 to 200) rpm 0.17 rpm Extruders Screw Speed (10 to 200) rpm 0.17 rpm Roll Mills Rotational Speed (10 to 100) rpm 0.17 rpm Viscometers Rotational Speed (0 to 100) rpm 0.13 rpm Tachometer Tachometer Form 28.8 Rev 11 3/1/14 Page 7 of 8

8 Force Testing Machines Crosshead Speed Up to 20 in/min in/min Timers and es (0 to 12) hr 0.03 s Blocking Testers (0 to 10) min 0.03 s Microwave Furnaces (0 to 10) min 0.03 s Compression Press (0 to 10) min 0.03 s HDT and VICAT Testers (0 to 10) min 0.03 s Impact Tester and Notchers (0 to 10) min 0.03 s ASTM E2658 and NIST SP-960 Totalize Method ASTM D3354 ASTM F1317 ASTM D4703 ASTM D256, ISO 180 and Measurement Capability (CMC) is expressed in terms of the measurement parameter, measurement range, expanded uncertainty of measurement and remarks. The expanded uncertainty of measurement is expressed as the standard uncertainty of the measurement multiplied by a coverage factor of 2 (k=2), corresponding to a confidence level of approximately 95%. Notes: 1) Laboratory offers calibration services at the laboratory's own facilities and at the client or other agreed upon facilities. 2) D = diameter in inches Approved by: Date: January 4, 2017 R. Douglas Leonard Chief Technical Officer Re-issued: 9/19/14 Revised: 11/13/14 Revised: 3/26/15 Revised: 6/3/15 Revised: 9/22/15 Revised: 9/24/15 Revised: 5/3/16 Revised: 1/4/17 Form 28.8 Rev 11 3/1/14 Page 8 of 8