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United States

Particle Testing Authority

4356 Communications Drive, 30093-2901, Norcross, GA, United States

A2LA|3636.01ISO/IEC 17025Register refreshed 2026-09-25
Certificates
1
Scope items
3
Standards
17
Locations
1

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Register record

A2LARefreshed
3636.01Active

Accredited standards

17

Our reading of the A2LA scope: each standard once, with its official name where we have checked it. Click a standard to see the scope line it comes from, word for word.

ISO

ISO 9277Determination of the specific surface area of solids by gas adsorption - BET method
As written on the certificate · Line 1 (A2LA 3636.01)

ISO 13320; USP <429>; ASTM D4464; ISO 13317-3; ISO 22412; ISO 9277 Volumetric and Carrier Gas Methods; ASTM D6556; USP <846>; ISO 15901-1; USP <267>; ISO 15901-2; ASTM B330 Method 1; ASTM C721 Method 1; USP <616> Method 1

ISO 13099-2Colloidal systems - Methods for zeta-potential determination - Part 2: Optical methods
As written on the certificate · Line 2 (A2LA 3636.01)

USP <699>; ISO 13099-2; ASTM D3908

ISO 13317-3Determination of particle size distribution by gravitational liquid sedimentation methods - Part 3: X-ray gravitational technique
As written on the certificate · Line 1 (A2LA 3636.01)

ISO 13320; USP <429>; ASTM D4464; ISO 13317-3; ISO 22412; ISO 9277 Volumetric and Carrier Gas Methods; ASTM D6556; USP <846>; ISO 15901-1; USP <267>; ISO 15901-2; ASTM B330 Method 1; ASTM C721 Method 1; USP <616> Method 1

ISO 13320Particle size analysis - Laser diffraction methods
As written on the certificate · Line 1 (A2LA 3636.01)

ISO 13320; USP <429>; ASTM D4464; ISO 13317-3; ISO 22412; ISO 9277 Volumetric and Carrier Gas Methods; ASTM D6556; USP <846>; ISO 15901-1; USP <267>; ISO 15901-2; ASTM B330 Method 1; ASTM C721 Method 1; USP <616> Method 1

ISO 15901-1Evaluation of pore size distribution and porosity of solid materials by mercury porosimetry and gas adsorption - Part 1: Mercury porosimetry
As written on the certificate · Line 1 (A2LA 3636.01)

ISO 13320; USP <429>; ASTM D4464; ISO 13317-3; ISO 22412; ISO 9277 Volumetric and Carrier Gas Methods; ASTM D6556; USP <846>; ISO 15901-1; USP <267>; ISO 15901-2; ASTM B330 Method 1; ASTM C721 Method 1; USP <616> Method 1

ISO 15901-2Pore size distribution and porosity of solid materials by mercury porosimetry and gas adsorption - Part 2: Analysis of nanopores by gas adsorption
As written on the certificate · Line 1 (A2LA 3636.01)

ISO 13320; USP <429>; ASTM D4464; ISO 13317-3; ISO 22412; ISO 9277 Volumetric and Carrier Gas Methods; ASTM D6556; USP <846>; ISO 15901-1; USP <267>; ISO 15901-2; ASTM B330 Method 1; ASTM C721 Method 1; USP <616> Method 1

ISO 22412Particle size analysis - Dynamic light scattering (DLS)
As written on the certificate · Line 1 (A2LA 3636.01)

ISO 13320; USP <429>; ASTM D4464; ISO 13317-3; ISO 22412; ISO 9277 Volumetric and Carrier Gas Methods; ASTM D6556; USP <846>; ISO 15901-1; USP <267>; ISO 15901-2; ASTM B330 Method 1; ASTM C721 Method 1; USP <616> Method 1

ASTM

ASTM B330Name not checked yet
As written on the certificate · Line 1 (A2LA 3636.01)

ISO 13320; USP <429>; ASTM D4464; ISO 13317-3; ISO 22412; ISO 9277 Volumetric and Carrier Gas Methods; ASTM D6556; USP <846>; ISO 15901-1; USP <267>; ISO 15901-2; ASTM B330 Method 1; ASTM C721 Method 1; USP <616> Method 1

ASTM C721Name not checked yet
As written on the certificate · Line 1 (A2LA 3636.01)

ISO 13320; USP <429>; ASTM D4464; ISO 13317-3; ISO 22412; ISO 9277 Volumetric and Carrier Gas Methods; ASTM D6556; USP <846>; ISO 15901-1; USP <267>; ISO 15901-2; ASTM B330 Method 1; ASTM C721 Method 1; USP <616> Method 1

ASTM D3908Name not checked yet
As written on the certificate · Line 2 (A2LA 3636.01)

USP <699>; ISO 13099-2; ASTM D3908

ASTM D4464Name not checked yet
As written on the certificate · Line 1 (A2LA 3636.01)

ISO 13320; USP <429>; ASTM D4464; ISO 13317-3; ISO 22412; ISO 9277 Volumetric and Carrier Gas Methods; ASTM D6556; USP <846>; ISO 15901-1; USP <267>; ISO 15901-2; ASTM B330 Method 1; ASTM C721 Method 1; USP <616> Method 1

ASTM D6556Name not checked yet
As written on the certificate · Line 1 (A2LA 3636.01)

ISO 13320; USP <429>; ASTM D4464; ISO 13317-3; ISO 22412; ISO 9277 Volumetric and Carrier Gas Methods; ASTM D6556; USP <846>; ISO 15901-1; USP <267>; ISO 15901-2; ASTM B330 Method 1; ASTM C721 Method 1; USP <616> Method 1

USP

USP 267Name not checked yet
As written on the certificate · Line 1 (A2LA 3636.01)

ISO 13320; USP <429>; ASTM D4464; ISO 13317-3; ISO 22412; ISO 9277 Volumetric and Carrier Gas Methods; ASTM D6556; USP <846>; ISO 15901-1; USP <267>; ISO 15901-2; ASTM B330 Method 1; ASTM C721 Method 1; USP <616> Method 1

USP 429Name not checked yet
As written on the certificate · Line 1 (A2LA 3636.01)

ISO 13320; USP <429>; ASTM D4464; ISO 13317-3; ISO 22412; ISO 9277 Volumetric and Carrier Gas Methods; ASTM D6556; USP <846>; ISO 15901-1; USP <267>; ISO 15901-2; ASTM B330 Method 1; ASTM C721 Method 1; USP <616> Method 1

USP 616Name not checked yet
As written on the certificate · Line 1 (A2LA 3636.01)

ISO 13320; USP <429>; ASTM D4464; ISO 13317-3; ISO 22412; ISO 9277 Volumetric and Carrier Gas Methods; ASTM D6556; USP <846>; ISO 15901-1; USP <267>; ISO 15901-2; ASTM B330 Method 1; ASTM C721 Method 1; USP <616> Method 1

USP 699Name not checked yet
As written on the certificate · Line 2 (A2LA 3636.01)

USP <699>; ISO 13099-2; ASTM D3908

USP 846Name not checked yet
As written on the certificate · Line 1 (A2LA 3636.01)

ISO 13320; USP <429>; ASTM D4464; ISO 13317-3; ISO 22412; ISO 9277 Volumetric and Carrier Gas Methods; ASTM D6556; USP <846>; ISO 15901-1; USP <267>; ISO 15901-2; ASTM B330 Method 1; ASTM C721 Method 1; USP <616> Method 1

Scope as published by A2LA

3 lines
A2LA

ISO/IEC 17025

Active

3636.01

The scope document we hold says it is valid until 2026-12-31.

View scope

Accredited scope, certificate 3636.01

LineDisciplineMethodMatrixRange
1mechanicalISO 13320; USP <429>; ASTM D4464; ISO 13317-3; ISO 22412; ISO 9277 Volumetric and Carrier Gas Methods; ASTM D6556; USP <846>; ISO 15901-1; USP <267>; ISO 15901-2; ASTM B330 Method 1; ASTM C721 Method 1; USP <616> Method 1solid and powder materials-
2chemicalUSP <699>; ISO 13099-2; ASTM D3908--
3mechanical
For the tests to which this accreditation applies, please refer to the laboratory’s Mechanical Scope of Accreditation. Accredited Laboratory A2LA has accredited PARTICLE TESTING AUTHORITY Norcross, GA for technical competence in the field of Mechanical 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 30th day of April 2025. __ _____________________ Mr. Trace McInturff, Vice President, Accreditation Services For the Accreditation Council Certificate Number 3636.01 Valid to December 31, 2026

Ranges are reproduced from the accredited scope document as published. 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

4356 Communications Drive, Norcross, GA, 30093-2901, US

33.94121, -84.21353

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Accreditation data refreshed from the A2LA register on .

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