Global Tungsten & Powders
GTP Materials Analysis Laboratories, 1 Hawes Street, 18848-0504, Towanda, PA, United States
Visit website- Accredited standards
- 35
- A2LA certificates
- 2
- Site in our directory
- 1
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 35 standard numbers and the 9 official names we hold. When no standard matches, it searches the method text of every scope line.
ASTM26
ASTM B294
ASTM B311
ASTM B312
ASTM B331
ASTM B406
ASTM B528
ASTM B821
ASTM B822
ASTM B922
ASTM B923
ASTM B925
ASTM B933
Show all 26
ASTM C633
ASTM C1274
ASTM E3Standard Guide for Preparation of Metallographic Specimens
ASTM E8Standard Test Methods for Tension Testing of Metallic Materials
ASTM E9
ASTM E18Standard Test Methods for Rockwell Hardness of Metallic Materials
ASTM E92Standard Test Methods for Vickers Hardness and Knoop Hardness of Metallic Materials
ASTM E112Standard Test Methods for Determining Average Grain Size
ASTM E384Standard Test Method for Microindentation Hardness of Materials
ASTM E407Standard Practice for Microetching Metals and Alloys
ASTM E1019Standard Test Methods for Determination of Carbon, Sulfur, Nitrogen, and Oxygen in Steel, Iron, Nickel, and Cobalt Alloys by Combustion and Inert Gas Fusion Techniques
ASTM E1447
ASTM E1508
ASTM E1920
EPA9
EPA 200.7
EPA 245.1
EPA 365.3
EPA 6010Inductively Coupled Plasma-Optical Emission Spectrometry (ICP-OES)
EPA 7060
EPA 7470
EPA 7471
EPA 7740
EPA 9045
ASTM E18, ASTM B294; ASTM E384, ASTM B933; ASTM E384, ASTM E92; ASTM E112; ASTM E407; GTP TPM 0050; ASTM E3, ASTM E1920, ASTM B925; ASTM B331, ASTM B311, ASTM B923; ASTM B822, ASTM B821; ASTM B922, ASTM C1274; ASTM E9; ASTM E8/E8M, ASTM C633; ASTM B406, ASTM B528, ASTM B312
ASTM E1508; ASTM E1019; ASTME1447; EPA9045; SM 4100 B; SM 4500-NH3 D; SM4500-H+B
TCQ0014; TCQ0023; EPA7060; EPA7740; TCQ0311; EPA245.1; EPA7470; TCQ0473; EPA7471; TSQ0160; TSQ0198; TCQ0572; EPA200.7; EPA6010; TMQ0022; TMQ0225; TCT1078; TCQ0518; SM 4500-NO2-B; EPA365.3; TFQ0011; TDQ0022; TDQ0013; TCT1097; TCD1015
Read from the A2LA scope documents we downloaded on 2026-03-14 and 2026-10-27. Register refreshed 2026-11-06.
Scope as published by A2LA
5 lines
ISO/IEC 17025
Active342.01
The scope document we hold says it is valid until 2026-12-31.
Accredited scope, certificate 342.01
| Line | Method | Matrix | Range |
|---|---|---|---|
| 1 | ASTM E1508; ASTM E1019; ASTME1447; EPA9045; SM 4100 B; SM 4500-NH3 D; SM4500-H+B | Refractory Powders, Parts and Wire, especially Tungsten and Molybdenum, Ceramics, other Inorganic Materials, including Waste Water and Solid Wastes | - |
| 2 | TCQ0014; TCQ0023; EPA7060; EPA7740; TCQ0311; EPA245.1; EPA7470; TCQ0473; EPA7471; TSQ0160; TSQ0198; TCQ0572; EPA200.7; EPA6010; TMQ0022; TMQ0225; TCT1078; TCQ0518; SM 4500-NO2-B; EPA365.3; TFQ0011; TDQ0022; TDQ0013; TCT1097; TCD1015 | - | - |
| 3 | Extracted from the scope document; tables may not line up. View scope for the original. For the tests to which this accreditation applies, please refer to the laboratory’s Chemical Scope of Accreditation.
Accredited Laboratory
A2LA has accredited
GLOBAL TUNGSTEN & POWDERS LLC
Towanda, PA
for technical competence in the field of
Chemical Testing
This laboratory is accredited in accordance with the recognized International Standard ISO/IEC 17025:2017
General requirements for the competence of testing and calibration laboratories. This accreditation demonstrates
technical competence for a defined scope and the operation of a laboratory quality management system
(refer to joint ISO-ILAC-IAF Communiqué dated April 2017).
Presented this 6th day of November 2024.
_______________________
Mr. Trace McInturff, Vice President, Accreditation Services
For the Accreditation Council
Certificate Number 0342.01
Valid to December 31, 2026 | ||
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/IEC 17025
Active342.02
The scope document we hold says it is valid until 2026-12-31.
Accredited scope, certificate 342.02
| Line | Method | Matrix | Range |
|---|---|---|---|
| 1 | ASTM E18, ASTM B294; ASTM E384, ASTM B933; ASTM E384, ASTM E92; ASTM E112; ASTM E407; GTP TPM 0050; ASTM E3, ASTM E1920, ASTM B925; ASTM B331, ASTM B311, ASTM B923; ASTM B822, ASTM B821; ASTM B922, ASTM C1274; ASTM E9; ASTM E8/E8M, ASTM C633; ASTM B406, ASTM B528, ASTM B312 | Ceramics; Metals and Alloys | to 60 klbs |
| 2 | 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.
Location
GTP Materials Analysis Laboratories, 1 Hawes Street, Towanda, PA, 18848-0504, US
41.76736, -76.44291
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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.