United States
Clark Testing Services
821 E. Front Street, 49107, Buchanan, MI, United States
A2LA|1337.04ISO/IEC 17025Register collected 2026-08-22
Certificates
1
Scope items
3
Locations
1
Contact this laboratory
Register record
- A2LACollected
- 1337.04Active
Certificates and scope
1A2LA
ISO/IEC 17025
Active1337.04
Accredited scope, certificate 1337.04
| Discipline | Method | Matrix | Range |
|---|---|---|---|
| Mechanical Testing | ISO/IEC 17025:2017 CLARK TESTING SERVICES LLC 821; ISO 3471; ISO 3449; ISO 21299; ISO 12117 | Oil | -65 to 400 °F |
| Mechanical Testing | ISO/IEC 17025:2017; ISO-ILAC-IAF Communiqué dated April 2017; IEC 17025 | - | - |
| mechanical | ISO/IEC 17025; IEC 17025; SAE J214; SAE J746 | - | -65 to 450000 °F; lbf; psig; psi; HP; rpm; mph |
Ranges are reproduced from the accredited scope document as published. An absent range means the register did not state one.
Location
Labs with overlapping accredited scope in United States
- SGS North AmericaGrass Lake, MI · ~183 kmA2LAShares 1 accredited materialOil
- APTIV WESTFIELD TESTWestfield, IN · ~200 kmA2LAShares 1 accredited materialOil
- Apex TestAuburn Hills, MI · ~274 kmA2LAShares 1 accredited materialOil
- ALS OIL & LUBRICANTS (TRIBOLOGY)Valley View, OH · ~397 kmA2LAShares 1 accredited materialOil
- Accu-ChekCorydon, IN · ~402 kmA2LAShares 1 accredited materialOil
Accreditation data collected from the A2LA register on .
This page mirrors a public register. For a purchasing, audit or regulatory decision, confirm against the A2LA entry linked above.