GFS Chemicals
155 Hidden Ravines Dr., 23065, Powell, OH, United States
Visit website- Accredited standards
- 9
- A2LA certificates
- 2
- Sites in our directory
- 2
What this lab is accredited for
Our reading of the A2LA scope: each standard once, with its official name where we have checked it.
Only this lab. Searches the 9 standard numbers and the 0 official names we hold. When no standard matches, it searches the method text of every scope line.
ASTM D1125
ASTM D1293
ASTM D5673
ASTM D6855
ASTM D7315
ASTM E169
ASTM E203
ASTM E275
ASTM E1064
ASTM D1125; ASTM D1293; ASTM E1064; ASTM E203; ASTM D5673
ASTM D6855; ASTM D7315; ASTM E169
ASTM D7315; ASTMD6855; ASTM E275
ASTM E275; ASTM D7315
Read from the A2LA scope documents we downloaded on 2026-10-27. Register refreshed 2026-11-06.
Scope as published by A2LA
6 lines
ISO/IEC 17025
Active3336.01
The scope document we hold says it is valid until 2028-10-31.
Accredited scope, certificate 3336.01
| Line | Method | Matrix | Range |
|---|---|---|---|
| 1 | ASTM D6855; ASTM D7315; ASTM E169 | reference materials | - |
| 2 | ASTM D1125; ASTM D1293; ASTM E1064; ASTM E203; ASTM D5673 | - | - |
| 3 | ISO/IEC 17025:2017 | - | - |
Ranges are reproduced from the accredited scope document as published, and only where we found that range printed in the document for the line. Otherwise the cell reads “See scope document”. An absent range means the register did not state one. Line numbers are ours, for cross-reference; they follow the order of the scope document.
ISO 17034
Active3336.02
The scope document we hold says it is valid until 2028-10-31.
Accredited scope, certificate 3336.02
| Line | Method | Matrix | Range |
|---|---|---|---|
| 1 | ASTM E275; ASTM D7315 | Formazin | See scope document |
| 2 | ASTM D7315; ASTMD6855; ASTM E275 | Polymer Turbidity Standard; UV-Vis Photometric Accuracy Standard; UV-Vis Amaranth Red Color Standard; UV-Vis Light Absorbance Standard | 0 to 4000 NTU |
| 3 | ISO 17034:2016 | - | - |
Ranges are reproduced from the accredited scope document as published, and only where we found that range printed in the document for the line. Otherwise the cell reads “See scope document”. An absent range means the register did not state one. Line numbers are ours, for cross-reference; they follow the order of the scope document.
Location
Other Locations
1 other site in this organization
Accreditation data refreshed 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.