Water Testing Labs in United States

(A2LA Cert. No. 6814.01) 11/01/2024 Page 2 of 2 Test Method: Test Description: Concrete (Continued): ASTM C42/C42M Obtaining and Testing Drilled

(A2LA Cert. No. 1698.32) 12/06/2024 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 CERTIFIED LABORATORIES 3241 Liberty Square Parkway Turlock, CA 95380 Randal Garrett Phone: 210-213-9

(A2LA Cert No. 2936.01) Revised 09/23/2025 Page 9 of 23 Parameter/Analyte Non-potable Water (1) Solid and Chemical Materials (2) Vinyl Acetate EPA 624.1 EPA 8260B/8260D EPA 8260B/8260D Vinyl Chloride EPA 624.1 EPA 8260B/8260D EPA 82

(A2LA Cert. No. 1957.02) 01/08/2024 Page 3 of 3 Test: Test Method(s) : GM Water Jet Tests GMW16745-B Accelerated Exposure of Automotive Interior Trim Components/Exterior Materials Using a Controlled Irradiance Xenon Arc Apparatu

(A2LA Cert. No. 2726.01) 04/30/2024 Page 8 of 20 Parameter/Analyte Non-Potable Water Solid Hazardous Waste Aqueous Solid PCB 186 EPA 1668A/1668B/1668C EPA 1668A/1668B/1668C EPA 1668A/1668B/166

(A2LA Cert. 4193.06) 06/30/2025 Page 2 of 2 Test Description Specific Test(s) or Properties Measured Test Method(s) Cetane Number ASTM D613 Manual Testing Sediment and Water ASTM D2709 Aromatics, Olefins, Saturates ASTM D1319 Coope

(A2LA Cert. No. 0255.02) Revised 11/05/2025 Page 5 of 6 CARBON BLACK Test Method Test ASTM D1510 (Method A) Iodine Adsorption Number ASTM D2414 Oil Absorption Number (OAN) ASTM D1506 (Method A) Ash Content ASTM D1618 Transmitta

(A2LA Cert. No. 2843.01) 06/12/2025 Page 2 of 3

(A2LA Cert. No. 5345.01) Revised 11/14/2025 Page 4 of 8 IV. Fluid Quantities Parameter/Equipment Range CMC2, 6 (±) Comments Gas Flow – Measuring Equipment (Nitrogen)3 Up to 500 ml/min (0.5 to 10) l/min (10 to 200) l/mi

(A2LA Cert. No. 2623.01) 01/23/2026 Page 2 of 2 Test/Technology Internal Method Test Method(s) Salmonella Detection by MDS (for meats) and Confirmation / Identificat

(A2LA Cert. No. 6743.01) 1/14/2025 Page 5 of 5 BIOLOGICAL Test/Technology Test Method(s) Matrices Foreign Matter by Microscopic Analysis SOP-CAN-19-Filth and Foreign Matter Screening Raw Plant Mate

(A2LA Cert. No. 0024.01) 05/13/2025 Page 3 of 4 Test Method: Test Description: Concrete (continued): ASTM C1231/C1231M Unbonded Caps in Determination of Compressive Strength of Hardened Tex-407-A1 Samplin

(A2LA Cert. No. 4209.02) 08/20/2025 Page 1 of 5 SCOPE OF ACCREDITATION TO ISO 17034:2016 ASTM INTERNATIONAL 100 Barr Harbor Drive West Conshohocken, PA 19428 Jeremy Bond 610 832 9500 REFERENCE MATERIALS PRODU

(A2LA Cert. No. 3243.01) Revised 04/02/2025 Page 5 of 5 Test Type/Technology: Test Method: Extractable Matter AMS3819 – 3.7.6, 4.7.6; ASTM D2257 pH of Water Extract AMS3819 – 3.7.8; ASTM E70 Hydrogen Embrittlement ASTM F

(A2LA Cert. No. 4986.01) 01/17/2025 Page 19 of 21 Parameter/Equipment Range CMC2 (±) Comments Indirect Verification of Rockwell Hardness3 (cont) HR15T: Low Medium High HR30T: Low Medium

(A2LA Cert. No. 6041.02) 10/28/2025 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 EMPIRIA LABS, LLC 6200 E. Ramseyer Rd Edinburg, Texas, 78542 Dr.Jorge E. Cortes Phone: +1 832-807-6361 BIOLOGICAL

(A2LA Cert. No. 7425.06) Revised 10/07/2025 Page 4 of 4 Test(s)/Technology Test Method Matrices Water

(A2LA Cert. No. 3846.02) REVISED 06/10/2024 Page 1 of 4 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 Campbell’s Analytical Laboratory 152 County Rd 12 Napoleon, OH Nathan Johnson Phone: (419) 599-6691 CHEMICAL

(A2LA Cert. No. 5681.07) 04/04/2025 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 ALS OIL & LUBRICANTS (TRIBOLOGY) 9450 17th Avenue Northwest Edmonton, Alberta, T6N 1M9, CANADA Cand

(A2LA Cert. No. 0703.04) 07/29/2025 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 AMERICAN GYPSUM COMPANY – GEORGETOWN PLANT 2007 Pennyroyal Road Georgetown, SC 29440 Ray Dabria Phone: 843-359-2036

(A2LA Cert. No. 1461.01) Revised 02/20/2026 Page 11 of 25 Parameter/Analyte Potable Water Nonpotable Water Solid Hazardous Waste Aqueous Solid Propionitrile EPA 524.2 EPA 624.1 SM 6200 B-2011 EPA 8260B/C/D EPA 8260B/C/D p-Xylene

(A2LA Cert. No. 2025.01) 05/28/2025 Page 2 of 2 Test Method: Test Description: Bituminous (continued): Tex-207-F Determining Density of Compacted

(A2LA Cert. No. 5965.02) 03/31/2025 Page 24 of 27 Test/Technology Test Method(s) Wastewater Ammoniacal Nitrogen NCh2313/16-2010 Officialized in 2014 Biochemic

(A2LA Cert. No. 5981.04) 02/28/2026 Page 3 of 3 Water Analysis: Test(s)/Technology(ies) Method(s) pH SMEWW 4500 H+ B Total Dissolved Solids SMEWW 2540 C Total Suspended Solids SMEWW 2540 D Test(s

(A2LA Cert. No. 2012.01) Revised 06/16/2025 Page 2 of 13 Test: Test Method(s): Salt Spray (Fog) 1 (continued) Temperature: Ambient to 50°C Navistar MPAPS GT-Paint (GT-7D); Nissan NES M0140; PACCAR CMT0033 (9.14); Toyota T

(A2LA Cert. No. 6440.02) REVISED 09/22/2025 Page 3 of 3 Analyte / Parameter Drinking Water Non-Potable Water Residue, Filterable TDS SM 2450 C-1997 SM 2540 C-2015 Residue, Non-filterable TSS ------------------------------- SM 2

(A2LA Cert. No. 4231.01) 07/16/2025 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 AMETEK MOCON, INC. 7500 Mendelssohn Avenue North Minneapolis, MN 55428 Hasan Akhtar Phone: 612 368 2600 Hasan.Akhtar@am

(A2LA Cert. No. 0660.01) Revised 07/14/2025 Page 4 of 5 Test Description Referenced Published Procedures Test Procedure(s) Determination of Carbonyls in OTDN Products by UHPLC-MS --------------------------------------------- 095-626

(A2LA Cert. No. 2425.02) REVISED 08/18/2025 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 ADVITECH ENGINEERING GROUP LLC 8101 Westglen Drive Houston, TX 77063 Vivek Chikyala Ph

(A2LA Cert. No. 1297.01) Revised 12/17/2024 Page 15 of 18 Parameter/Equipment Range CMC2, 5, 10 (±) Comments Direct Verification of Durometers – Scale Accuracy: Type A, B, C, D, DO, E, M, O, OOO, OOO-S, R Type OO I

(A2LA Cert. No. 4211.01) Revised 08/13/2025 Page 13 of 13 Pa

(A2LA Cert. No. 7000.01) REVISED 04/14/2025 Page 2 of 2 Test(s) Analyte(s) Method(s) Direct Microscope Examination (DME) Microscopic Examination of Fungal Spores, Fungal Structures, Hyphae, Pollen, Insect Fragments, and Fi

(A2LA Cert. No. 7181.01) REVISED 12/16/2024 Page 1 of 2 SCOPE OF ACCREDIATION TO ISO/IEC 17025:2017 Steris Laboratories, Inc. 11940 Golden Gate Road El Paso, TX 7993

(A2LA Cert. No. 2133.01) 08/26/2024 Page 21 of 25 IV. Fluid Quantities Parameter/Equipment Range CMC2, 5, 8 (±) Comments Liquid Flow3 – Measure (1 to 10) GPM water 0.25 % Direct compa

(A2LA Cert. No. 7165.01) Revised 12/01/2025 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 EUROFINS ENVIRONMENT TESTING NORTHEAST, LLC dba EUROFINS RHODE ISLAND 646 Camp Ave North Kingstown, RI 02852 Amanda

1 – In addition to GC/MS, the lab offers this method by GC/MS-MS for this analyte. 2 – In addition to GC/MS, the lab offers this method by SIM for this analyte 3 – In addition to GC/MS, the lab offers this method by SIM – isotope dilution

(A2LA Cert. No. 3507.01) 11/04/2025 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 BELTON INDUSTRIES, INC. – TESTING LABORATORY 1205 Hamby Road Honea Path, SC 29654 W. David Galloway Phone: 864 338 5711

(A2LA Cert. No. 4888.01) 06/17/2024 Page 2 of 2 Test Method: Test Description: Concrete: ASTM C1064/C1064M1 Tem perature of Freshly Mixed Hydraulic-Cement Concrete ASTM C1231/C1231M Unbonded Ca ps in Determination of Compressiv

(A2LA Cert. No. 3802.01) Revised 06/09/2025 Page 3 of 3 Parameter/Analyte Non-potable Water Solid Hazardous Waste Color SM 2120 C (2001) -------------------------- Conductivity SM 2510 B (2021) -------------------------- Fluoride EPA

(A2LA Cert. No. 4661.04) 11/17/2025 Page 3 of 7 Test Technology: Test Method(s) 1,2: Cycle Life Test TS-007 Current, Voltage and Temperature Range of Equipment Utilized (cont.) USABC Battery Test Manual for Electric Vehicles, 20

(A2LA Cert. No. 7229.01) Revised 04/02/2025 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 ALS Services USA Corp 935 ½ Sunshine Road Kansas City

(A2LA Cert. No. 6190.01) 07/18/2025 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 ELEMENT MATERIALS TECHNOLOG

(A2LA Cert. No. 0489.01) 03/31/2025 Page 5 of 5 Test Method: Test Description: AWS D1.8 Structural Welding Code –Seismic Supplement (Clause 7, Inspection) AISC 341, Chapter J (QC and QA) Seismic Provisions fo

(A2LA Cert. No. 5898.01) 08/26/2024 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 ACCUON LABS INC. 25 Suffolk Ct Hauppauge, New York, 11747 Shailaja Pailla Phone: 631-656-4958

(A2LA Cert. No. 7250.06) Revised 11/13/2025 Page 1 of 3 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 ARCHITECTURAL TESTING, INC. (AN INTERTEK COMPANY)-PLANO 1909 10th St

(A2LA Cert. No. 0386.01) Revised 07/15/2025 Page 5 of 15 Test: Test Standard(s): Water Absorption ASTM D570; ASTM D1056 (sections 43-49) Water Repellency GMW4726; ISO 4920 Dimensional/Measuring/Shrinkage Fabrics ASTM

(A2LA Cert. No. 2017.01) 06/09/2025 Page 2 of 7 II. Mechanical Parameter/Equipment Range CMC2, 4, 5 (±) Comments Torque – Static (clockwise, counter- clockwise) Dynamic 3 (clockwise, counter- clockwise)

(A2LA Cert. No. 5454.01) Revised 03/28/2025 Page 2 of 2 Test Method: Test Description: Bituminous (Continued): TEX-241-F Compacting Bituminous Specimens Using th

(A2LA Cert. No. 0736.01) 04/17/2024 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 BROOKSIDE LABORATORIES, INC. 200 White Mountain Drive New Bremen, OH 45869 Jackie Brackman Phone: 419 977 2766 GE

(A2LA Cert No. 0703.03) 07/25/2024 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 AMERICAN GYPSUM COMPANY – DUKE PLANT Highway 62 Duke, OK 73532-0239 Ray Dabria Phone: 843 359 2036 Email: ray.dabria@american gyp