51 laboratories in United States are accredited by A2LA under ISO/IEC 17025 to perform Air testing. Common methods used to test Air in United States: ANSI/NCSL Z540-1-1994. Most frequently tested analytes in this matrix in United States: Volatile Organic Compounds. Accredited providers include Advanced Technology Services - Caterpillar Technical Center, American Testing Services,, EMSL Analytical, ATLAS MATERIAL TESTING TECHNOLOGY LLC ATLAS WEATHERING SERVICES GROUP, Cal-Rite Corporation. Sites located in Louisville, KY, Newport News, VA, Tech Center TCL Chillicothe, IL, Miamisburg, OH, Saint Louis, MO.
Tech Center TCL Chillicothe, IL, US
(A2LA Cert. No. 1592.05) Revised 11/03/2025 Page 10 of 21 Parameter/Equipment Range CMC2 () Comments Electrical Simulation of Thermocouple Indicators & Indicating
Miamisburg, OH, US
(A2LA Cert. No. 2855.02) 07/23/2025 Page 2 of 4 II. Magnetic Quantities Parameter/Equipment Range CMC2, 4 (±) Comments Gauss Meters – Magnetic Field (0 to 20) G (> 20 to 200) G (> 200 to 2000) G (> 2
Saint Louis, MO, US
(A2LA Cert. No. 2845.01) Revised 06/10/2025 Page 5 of 11 In recognition of the successful completion of the A2LA evaluation process, (including an assessment of the laboratory’s compliance with ISO/IEC 17025:2017 and the 2016 TNI Envir
Phoenix, AZ, US
(A2LA Cert. No. 0717.01) 09/11/2024 Page 4 of 7 Using the following test methods and specifications: ASTM (American Society for Testing and Materials, continued) ASTM D7990 Standard Specification for Color and Appeara
Naperville, IL, US
(A2LA Cert. No. 866.01) 9/30/2024 Page 4 of 11 Parameter/Equipment Range CMC2, 4, 5 (±) Comments Force3 – Measure Tension & Compression by Deadweight with Local Gravity & Air Bouyancy Co
Morgan Hill, CA, US
(A2LA Cert. No. 2160.01) 03/08/2024 Page 1 of 9 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 ANSI/NCSL Z540-1-1994 & ANSI/NCSLI Z540.3-2006 ANRITSU AUS, CALIFORNIA 490 Jarvis Drive Morgan Hill, CA 95037 Bradley Charles
KENT, WA, US
(A2LA Cert. No. 7250.04) 10/29/2024 Page 3 of 3 Test: Test Description: ASTM F842 1 Standard test methods for measuring the forced entry resistance of sliding do
FRESNO, CA, US
(A2LA Cert. No. 7250.02) 12/16/2024 Page 4 of 4 Test: Test Description: CAWM 3001 Forced entry resistance tests for sliding glass doors CAWM 3011 Forced entry r
Orangeburg, NY, US
(A2LA Cert. No. 3989.01) 07/03/2024 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 & ANSI/NCSL Z540-1-1994 AALFA - KAL METROLOGY LABORATORY, DIVISION of AALBORG INSTRUMENTS & CONTROLS, IN
Blaine, MN, US
(A2LA Cert. No. 1684.01) Revised 8/15/2025 Page 8 of 24 Parameter/Equipment Range CMC2 (±) Comments DC Current – Measure (1 to 100) µA (0.1 to 1) mA (1 to 10) mA (10 to 100) mA (0.1 to 1) A 27 µA/A 24 µA/A 25 µA/A
Sunnyvale, CA, US
(A2LA Cert. No. 1735.01) Revised 03/17/2025 Page 7 of 8 Test: Test Method(s): 1,3 Hemispheric-Shaped Objects ASTM F963-2017, 2023: Section 4.36 Magnets ASTM F963-2017, 2023: Sections 4.38, 8.25 Jaw Entrapment in Handles and
Ann Arbor, MI, US
(A2LA Cert. No. 7617.01) Revised 03/05/2026 Page 9 of 17 Test(s)/Technology(ies): Test Method(s): Laminated Plastics for Surfacing Food Service Equipment (based on NEM
Harrison, OH, US
(A2LA Cert. No. 1667.01) 02/20/2024 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 CINCINNATI TEST SYSTEMS, INC. 10100 Progress Way Harrison, OH 45030 Tina Marable Phone: 513 202 8229 CALIBRAT
Rockville, MD, US
(A2LA Cert. No. 2229.01) 12/19/2024 Page 4 of 4 II. Thermodynamics Parameter/Equipment Range CMC2 (±) Comments Weather Station – Temperature Air Pressure (-10 to 60) °C (375 to 825) mmHg 0
Hong Kong, US
Annex to the Partial Accreditation Certificate D-PL-11180-01-04 Valid from : 06.11.2023 Valid to: 24.07.2027 Date of issue : 06.11.2023 Page 3 of 4 1 Determination of volatile organic compounds from bu ilding products and fu
Barberton, OH, US
(A2LA Cert. No. 0255.03) Revised 10/11/2024 Page 3 of 5 HOSE TESTING Test Method Test ASTM D380 (Section 14-17) Rubber Hose for Automotive Air and Vacuum Brake Systems CARBON ARC TESTING 1 Cycles Programmable light cycle,
Merrillville, IN, US
(A2LA Cert. No. 410.10) 08/21/2024 Page 1 of 3 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 MICROBAC LABORATORIES, INC. CHICAGOLAND DIVISION 250 West 84th Drive Merrillville, IN 46410 Sarah Muellenbach Phone: (
Sugar Land, TX, US
(A2LA Cert. No. 0024.01) 05/13/2025 Page 2 of 4 Test Method: Test Description: Aggregates (continued): Tex-406A Decantation Test – Material Finer than 75 Micron (No. 200) Sieve in Mineral Aggregates (Deca
Roselle, IL, US
(A2LA Cert. No. 5827.01) 09/23/2025 Page 4 of 4 8 Standard Temperature and Pressure (STP): Air @14.69 psia & 70 ℉.
Louisville, KY, US
(A2LA Cert. No. 6298.01) 07/30/2025 Page 3 of 3 Tests: Test Method(s): Electrostatic and UVC Air Cleaners Duct Mounted Emissions Test CSA 22.2 187 Clause 7.5, 7.6
Palatine, IL, US
(A2LA Cert. No. 4342.01) Revised 09/09/2024 Page 1 of 3 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 CLEAN AIR ENGINEERING 500 West Wood Street Palatine, IL 60067 Robert Doran Phone: 724-227-0118 rdoran@cleanair.co
Fort Lauderdale, FL, US
(A2LA Cert. No. 7580.01) 06/16/2025 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 SPORELYTICS, INC 2901 W Cypress Creek Rd #125 Fort Lauderdale, FL 33309 Josh Krinsky Phone 954-815-3335 BIOLOGICAL Val
Camarillo, CA, US
(A2LA Cert. No. 7291.01) REVISED 08/06/2025 Page 1 of 6 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 VSOL GROUP, LLC 4014 Cam
Newport News, VA, US
(A2LA Cert. No. 2171.01) 02/10/2025 Page 30 of 36 Parameter/Equipment Range CMC2, 6, 8 () Comments Pressure & Vacuum Measure & Measuring Equipment 3, 7 – (cont) Pneumatic Hydraulic
Mt. Juliet, TN, US
(A2LA Cert. No. 1461.01) Revised 02/20/2026 Page 22 of 25 Air Testing Parameter/Analyte Air Nonpotable Water tert-Amyl-ethyl-ether TO-15 --------------- Tert-Amyl-methyl ether TO-15 --------------- tert-Butyl-alcohol TO-15 -----
Newport News, VA, US
(A2LA Cert. No. 2229.02) 09/10/2025 Page 3 of 3 Parameter/Equipment Range CMC2 (±) Comments Angle Sensor Up to 800 arc seconds 0.07 arc seconds Trans. ref. laser XD Level Reference Up to 1° 0.07 arc
Lexington, KY, US
(A2LA Cert. No. 7424.01) Revised 11/13/2025 Page 3 of 3 Test: Test Method(s) 1: Verizon Wireless Test Plans (5G NR, 4G LTE, and Multi-Mode) (Cont.) V
Austin, TX, US
(A2LA Cert. No. 5513.01) REVISED 06/18/2024 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 BALAZS NANOANALYSIS 12100 Samsung Blvd. Austin, TX 78754 Kristen Upton Phone: (512) 669-
South Pasadena, CA, US
(A2LA Cert. 2845.41) 12/09/2024 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 LA TESTING (EMSL ANALYTICAL, INC.) 520 Mission Street South Pasadena, CA 91030 Jerry Drapala Phone: 800-303-0047
Lead, SD, US
(A2LA Cert. No. 5325.02) 05/16/2025 Page 1 of 1 SCO PE OF ACCREDITATION TO ISO/IEC 17025:2017 ATL AS TECHNICAL Ross Yard South of S Mill St and E Summit St Intersection Le ad, SD 57754 Gaylen Hiesterman Phone: 319-233-0441 Va lid
Livonia, MI, US
(A2LA Cert. No. 1215.01) 09/24/2025 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO 17025:2017 ALPHAUSA 33375 Glendale Avenue Livonia, MI 48150 Tony Blair Phone: (734) 466-8872 MECHANICAL Valid To: July 31, 2027
Islip, NY, US
For the calibrations to which this accreditation applies, please refer to the laboratory’s Calibration Scope of Accreditation. Accredited Laboratory A2LA has accredited AH ELECTRONIC TEST EQUIPMENT REPAIR CENTER
Latrobe, PA, US
(A2LA Cert. No. 7000.01) REVISED 04/14/2025 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 U.S. MICRO-SOLUTIONS, INC. 302 Unity Plaza Latrobe, PA 15650 Joelle Miele Phone: (724) 853 4
Lancaster, PA, US
1 – In addition to GC/MS, the lab offers this method by GC/MS-MS for this analyte. 2 – In addition to GC/MS, the lab offers this method by SIM for this analyte 3 – In addition to GC/MS, the lab offers this method by SIM – isotope dilution
Littleton, MA, US
(A2LA Cert. No. 1627.01) 10/14/2025 Page 10 of 24 Product Safety Standard 1,2: Title: North American Standards FCC 16 CFR 1505 Electric Toys FCC 21 CFR 1040.10 Performance Standard for Laser Products UL 50E Enclosures for
Tempe, AZ, US
(A2LA Cert. No. 3661.01) 04/04/2025 Page 2 of 4 Test: Test Method(s)1: Pyro Shock2 Live Pyro, Air Cannon, Beam (10 to 10,000) Hz Mil-STD-810 (
Midlothian, VA, US
(A2LA Cert. No. 6634.01) 02/19/2025 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 AMERISCI BIOCHEM 13635 Genito Road Midlothian, VA 23112 Justin Liverman Phone: 804-763-1200 B
Bellingham, WA, US
(A2LA Cert. No. 0489.01) 03/31/2025 Page 2 of 5 Test Method: Test Description: AASHTO T019 Bulk Density ("Unit Weight") and Voids in Aggregate AASHTO T027 Sieve Analysis of Fine and Coarse Aggregates AASHTO T08
Woburn, MA, US
(A2LA Cert. No. 3930.01) 01/13/2025 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 CAMBRIDGE POLYMER GROUP, INC 100 TradeCenter Drive, Suite 200 Woodburn, MA 01801 Mary Osward Pho
Helena, MT, US
Accredited Air Emission Testing Body A2LA has accredited Bison Engineering, Inc. In recognition of the successful completion of the joint A2LA and Source Evaluation Society (SES) evaluation process, this laboratory is accredite
PLANO, TX, US
(A2LA Cert. No. 7250.06) Revised 11/13/2025 Page 3 of 3 Test: Test Description: AAMA 501.4 Recommended static test method for evaluating curtain wall and storefront syste
El Paso, TX, US
(A2LA Cert. No. 2692.01) 06/12/2025 Page 1 of 5 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 ACCULAB INC. 9900 Railroad Drive El Paso, TX 79924 Monica Rivas Chavez Phone: (915) 745 - 4646 MECHANICAL Va
Clearwater, FL, US
(A2LA Cert. No. 3035.01) Revised 08/25/2025 Page 4 of 8 Parameter/Equipment Range CMC2, 3, 5 (±) Comments Calibration of Air Sampling Pump – Air Flow (0.5 to 50) SCCM (51 to 150) SCCM (151 to 250) SC
Boring, OR, US
(A2LA Cert. No. 1342.01) Revised 11/01/2024 Page 4 of 8 V. Fluid Quantities Parameter/Equipment Range CMC2 (±) Comments Flow Meters3 (Air/Nitrogen) (0 to 6) L/min 0.014 L/min Digita
Pembroke Pines, FL, US
(A2LA Cert. No. 5358.01) Revised 08/20/2025 Page 2 of 2 The laboratory is only accredited for the test methods listed above. The
Louisville, KY, US
(A2LA Cert. No. 2810.01) 6/18/2025 Page 6 of 7 Parameter/Equipment Range CMC2, 5, 6 (±) Comments Force Gages3 (5 to 200) lbf 0.017 % Using NIST Class F weights wit
San Diego, CA, US
(A2LA Cert. No. 6378.01) 11/25/2025 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 ANALYTICAL CHEMISTS, INC. 7553 Co
PASCO, WA, US
(A2LA Cert. No. 5000.01) 07/29/2024 Page 2 of 11 Parameter/Analyte Test Method(s) Chloroform NIOSH 1003 (Modified) cis-1,2-Dichloroethylene NIOSH 1003 (Modified) Ethylene Dichloride NIOSH 1003 (Modified) Hexachlo
Tustin, CA, US
(A2LA Cert. No. 7296.01) Revised 11/26/2025 Page 5 of 10 Parameter/Analyte Air Nonpotable Water Solid Hazardous Waste Dichlorobromomethane ---------------------- EPA 8260B EPA 8260B Dichlorodifl
Milpitas, CA, US
(A2LA Cert. No. 2135.01) Revised 03/11/2025 Page 3 of 5 Test: Test Methods: Human Exposure to RF Electromagnetic Fields EN 50360; EN 50371; EN 62311; EN 62479; EN 50364; EN 50566; FCC OET 65, Supplement C; Australian Communicatio
Showing labs 1–50 of 51. Use pagination below to see more.
This page is a fixed slice of the register: every Air scope we hold for United States. Search keeps that Air filter on, so you can narrow further by city, accreditation body, or any term from the scope text.
Search Air labs in United StatesAmerican 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.