Water Testing Labs in United States

(A2LA Cert. No. 7632.01) 01/21/2026 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 ENVIRONMENTA

(A2LA Cert. No. 4290.01) 09/24/2025 Page 2 of 3 Water: Test/Technology Reference Method(s) Internal Method Quantitative Bacteria Endotoxins in Water by Fluorescence Spectroscopy European Pharmacopoeia (EP) 5.1.10 (1

(A2LA Cert. No. 5681.01) 12/06/24 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 ALS OIL & LUBRICANTS (TRIBOLOGY) 6180 Halle Drive, Suite D Valley View, OH 44125 Andrew DePompei Phone:

(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. 5391.02) 01/14/2025 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 TECHNOLOGICAL SOLUTIONS LIMITED 2A Kensington Crescent Kingston 5, JAMAICA, W.I. Kingston, Jamaica 00010 Rochelle Willi

(A2LA Cert. No. 7626.01) REVISED 01/06/2026 Page 1 of 3 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 CONTROLE ANALITICO ANALISES TECNICAS LTDA. Rua Leao X

(A2LA Cert. No. 1461.01) Revised 02/20/2026 Page 2 of 25 Parameter/Analyte Potable Water Nonpotable Water Solid Hazardous Waste Aqueous Solid Cadmium EPA 200.7 EPA 200.8 EPA 200.7 EPA 200.8 EPA 6010B/C/D EPA 6020/6020A/6020B

(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. 4064.01) Revised 11/13/2025 Page 7 of 15 Parameter/Analyte Non-potable Water Solid Hazardous Waste Aqueous Solid/Chemical 2,4-Dinitrophenol EPA 8

(A2LA Cert. No. 2012.01) Revised 06/16/2025 Page 12 of 13 Test: Test Method(s): Water Resistance ASTM A967/A967M (14.1, Practice A); ASTM D870; CAT MG1004-151; Ford FLTM BI 104-

(A2LA Cert. No. 6440.02) REVISED 09/22/2025 Page 1 of 3 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 DELLAVALLE LABORATORY, INC 1910 W. McKinley Ave Suite 110 Fresno, CA 93631 Emma Hernandez Phone: (559)233

(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. 3258.05) Revised 06/05/2025 Page 2 of 5 ALS Method(s) Matrix Parameter/Analyte(s) ME-OG62 Rock, Ore Ag, Cu, Pb, Zn, Fe, Ni, Mo, S Determination by 4 Acid Digestion and ICP-AES ME-XRF06; ME-XRF06m Rock, Ore S

(A2LA Cert. No. 0660.01) Revised 07/14/2025 Page 2 of 5 Test Description Referenced Published Procedures Test Procedure(s) Determination of CO in Heated Tobacco Product Aerosol by NDIR ISO 8454, ISO 22947 095-6240 Determination of

(A2LA Cert. No. 2736.01) 09/25/2024 Page 17 of 18 Parameter/Equipment Range CMC2 (±) Comments Temperature – Thermometers & Probes Fixed Points -195.798 °C -38.8344 °C 0.01 °C 29.7646

(A2LA Cert. No. 7376.01) Revised 11/11/2025 Page 2 of 4 PT Scheme Measurand(s) or Characteristic(s) being Tested, Identified, or Measured PT Item: Material/Matrix/Type Techniques for Determination of Assigned Value Thermistors, T

(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. 2343.02) Revised 11/24/2025 Page 2 of 3 Building 4, No. 518, Xin Zhuan Road Cao Hejing Songjiang High-Tech Park, Shanghai, China Test Technology: Test Method(s): Change of Temperature (-75 to 150) ºC IEC 6

(A2LA Cert. No. 4211.01) Revised 08/13/2025 Page 4 of 13 Par

(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. 4888.06) Revised 11/25/2025 Page 2 of 2 Test Method: Test Description: ASTM D2950/D2950M1 Density of Bituminous Concrete in Place by Nuclear Methods ASTM D3203/D3203M Percent Air Voids in Compacted Asphalt Mixtures AS

(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. 4123.06) Revised 09/19/2025 Page 2 of 2 Test Method(s) Reference Method(s) Growth Promotion Test BP <Appendix XVI B> E

(A2LA Cert. No. 4669.03) Revised 02/19/2026 Page 2 of 6 Test Test Method (2) Determination of Di-thiocarbamates with Carbon Di-sulfur Generation and GC/MS in Fruits and Fruits Products, Vegetables, Wines, Juices, Coffee B

(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. 4057.01) Revised 10/14/2025 Page 2 of 9 Test/Technology/Matrix(ces) Test Method Nutritional Facts Determination in Food, Food Processed, and Raw Materials Ash CQ-QCA-007-T Carbohydrates, Availabl

(A2LA Cert. No. 5524.02) Revised 02/24/2026 Page 20 of 20 Test Internal Method(s) Reference Method(s) Matrices Organophosphorus Pesticides by GC - NPD

(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. 7583.01) Revised 05/30/2025 Page 1 of 3 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 AL FUTTAIM ELEMENT MATERIALS TECHNOLOGY DUBAI LLC Plot 597-451 Dubai Investm

(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. 3477.01) 11/12/2025 Page 10 of 11 Program Name Sample Matrix Techniques Used to Determine Assigned Values / Uncertainty 25. Microbiology in Water 25.1 Total plate count (Enumeration) 25.2 Coliforms (

(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 2 of 3 Test: Test Description: ASTM E72 Standard test methods of conducting strength tests of panels for building constru

(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. 3091.01) Revised 10/31/2025 Page 5 of 11 Parameter/Analyte Non-Potable Water Solid Hazardous Waste (Liquids and Solids) Biological Tissue 2,3,4,5,6-Pentachlorobi

(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

(A2LA Cert. No. 2922.01) 03/20/2024 Page 2 of 3 Test Method: Test Description: AASHTO T085 Specific Gravity and Absorption of Coarse Aggregate AASHTO T096 Resistance to Degradation of Small-Size Coarse Aggregate by Abrasion and Impa

(A2LA Cert. No. 3510.01) 01/28/2026 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 PROQUALITY

(A2LA Cert. No. 3381.01) 01/17/2025 Page 2 of 3 Test Method: Test Description: Concrete (continued): ASTM C138/C138M1 Density (Unit Weight), Yield, & Air Content (Grav