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ASTM D523 Accredited Testing Labs in United States

12 laboratories in United States are accredited by A2LA under ISO/IEC 17025 to perform ASTM D523 testing. These labs commonly handle Drinking water, Materials, Plastics matrices. Most frequently tested analytes via this method in United States: Fogging, Ash Content, Ph. Accredited providers include Technical Finishing, Inc. - Test, ACT Test Services, ATLAS MATERIAL TESTING TECHNOLOGY LLC ATLAS WEATHERING SERVICES GROUP, Schap Laboratory Services, P.K. Calibration & Consulting Labs LTD d.b.a. PK Labs Calibration & Consulting. Sites located in Flint, MI, Hillsdale, MI, Phoenix, AZ, Spring Lake, MI, Tefen Industrial Zone.

Labs
12
Top matrix
Drinking water
1 labs
Top analyte
Fogging
2 labs
Primary AB
A2LA
12 labs

Accredited Labs

Technical Finishing, Inc. - Test
Flint, MI, US

(A2LA Cert No. 1538.01) 10/04/2024 Page 2 of 3 Test: Test Method(s): Environmental Cycles Cycle Testing – Cycle Crack Chrysler LP-463PB-22-01; Ford FLTM BQ 104-07, Method 1 Procedures 1-6; GMW 14124 (A, C, D, E, I, K, L,

ACT Test Services
Hillsdale, MI, US

(A2LA Cert. No. 2745.01) 11/21/2024 Page 2 of 9 Test Type / Test Capabilities Test Method(s) Accelerated Corrosion Continued Cyclic Corrosion Test (CCT) Arizona Proving Grounds (APG) ASTM G85, Annex A5; For

ATLAS MATERIAL TESTING TECHNOLOGY LLC ATLAS WEATHERING SERVICES GROUP
Phoenix, AZ, US

(A2LA Cert. No. 0717.01) 09/11/2024 Page 2 of 7 Using the following test methods and specifications: AAMA (American Architectural Manufacturers Association) AAMA 624, 7.12 Voluntary Specification, Performance Requirements and T

Schap Laboratory Services
Spring Lake, MI, US

(A2LA Cert. No. 3611.01) 07/16/2024 Page 2 of 4 Tests Test Methods1, 2 Rubbing Abrasion (Continued) Wyzenbeek ASTM D4157; GM9082P (Withdrawn 2012)2; SAE J948 (Sec. 4), J1530 (Sec. 5); TSL 5101G (Sec. 3.

P.K. Calibration & Consulting Labs LTD d.b.a. PK Labs Calibration & Consulting
Tefen Industrial Zone, US

(A2LA Cert. No. 2806.01) 11/19/2025 Page 30 of 36 Parameter/Equipment Range CMC2 () Comments11 Hammers 3 – Weighing Height of Free Fall Defined by Standard Defined by Standard 0.0

Michigan Testing Institute
Sterling Heights, MI, US

(A2LA Cert. No. 0414.01) Revised 11/03/2025 Page 8 of 15 Test Standard Fogging FORD FLTM BO116-03, GM 9305P; GMW 3235; HYUNDAI MS210-05 (4.11); RIVIAN RTS.1755; SAE J1756; TOYOTA TSM0503G Method B, BSDM0503 Met

Aerospace Testing Services
Norman, OK, US

(A2LA Cert. No. 3243.01) Revised 04/02/2025 Page 2 of 5 Test Type/Technology: Test Method: Film Thickness ASTM D7091; ISO 2808 (Method 7) Fluid Resistance ISO 2812-1 Gloss Measurement ASTM D523; ISO 2813 Hardness (Shore A a

Ghesquiere Plastic Testing
Harper Woods, MI, US

(A2LA Cert. No 0079.01) 12/31/2025 Page 4 of 11 Test: Test Method: Fogging ASTM D5393-93; Chrysler LP-463DB-12-01, LP.7M133; DIN 75201; Ford FLTM BO 116-03 (1990); Fuji/Subaru TS 420-00-032; GMW3235; Honda HES D6508; Hy

National Exposure Testing
Sylvania, OH, US

(A2LA Cert. No. 1197.01) Revised 12/17/2025 Page 6 of 7 Test Test Method(s) GMW14668 3.4.9; HES D6001 (Section 4.4.1), HES D6501 (Se

ICC Evaluation Service
Nappanee, IN, US

(A2LA Cert. No. 7783.01) Revised 12/16/2025 Page 7 of 27 Test Method: Test Description: ASTM C1288 Standard Specification for Fiber-Cement Interior Substrate Sheets (except ASTM G21) ASTM C1289 Standard Specification for Fa

Atlas Weathering Services Group
Miami, FL, US

(A2LA Cert. No. 0717.05) 07/02/2024 Page 6 of 7 SAE (Society of Automotive Engineers) SAE J1885-05 Accelerated Exposure of Automotive Interior Trim Components SAE J1960-04 Accelerated Exposure of Automotive Exterior Materials Using a C

MGA Research Corporation
Burlington, WI, US

(A2LA Cert. No. 0850.02) 06/18/2025 Page 2 of 5 Test Description/ Equipment Parameter Test Method(s): Solar Simulation PR306; DIN 75220 Dust Ingress SAE J575 §3.3; DIN 40050 Part 9 (IP5K and IP6K); MIL-STD 810H Linear/Inverted Pen

Top matrices for ASTM D523 in United States

Top analytes for ASTM D523 in United States

  • Fogging (2)
  • Ash Content (1)
  • Ph (1)
  • Voltage (1)

About ISO/IEC 17025 in United States

American Association for Laboratory Accreditation (A2LA) is the primary accreditation body issuing ISO/IEC 17025 accreditation for testing laboratories in United States.

ISO/IEC 17025 is the international standard for the competence of testing and calibration laboratories. Accreditation to this standard provides independent confirmation that a laboratory operates a quality management system and is technically competent to produce valid results within its declared scope.

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