11 laboratories in United States are accredited by A2LA under ISO/IEC 17025 to perform AOAC 991.31 testing. From the accredited scope text: “AOAC 991.31 Ash (Muffle Furnace) Animal Feeds 0013 AOAC 942.05 Ash (Muffle Furnace) Soybean Meal 0013 AOCS Ba 5a-49 Free Fatty Acids (Titration) Fats and Oils 0066 AOCS Ca 5a-40 Moisture (Forced Draft” “AOAC 991.31 Ash by Ignition (Dry Ashing) QA-0225-2001 AOAC 900.02, 920.153, 920.48, 920.54, 920.67, 920.73, 920.93, 920.100, 920.108, 920.115, 920.117, 920.131, 920.138, 920.155, 920.181, 920.187, 923” “AOAC 991.31, 999.07, 2005.08 Method SOP 001 Extraction By QuEChERs and Analysis by GC-MS Pesticide Method SOP 001 Extraction By QuEChERs and Analysis by LC-MS Pesticide Method SOP 002 Free Fatty Acid” “AOAC 991.31-1994 (2002) Aflatoxin M1 ELISA (1110) RIDASCREEN® Aflatoxin M1 Instruction Allergens ELISA (1081) R-biopharm Kit Instructions Ash Muffle Furnace (1065) AOAC 942.05 (modified) Brix Refracti”
Fredericksburg, VA, US
AOAC 991.31-1994 (2002) Aflatoxin M1 ELISA (1110) RIDASCREEN® Aflatoxin M1 Instruction Allergens ELISA (1081) R-biopharm Kit Instructions Ash Muffle Furnace (1065) AOAC 942.05 (modified) Brix Refractive Index (1092) AOAC 932.14 (modi
North Little Rock, AR, US
AOAC 991.31 Ash (Muffle Furnace) Animal Feeds 0013 AOAC 942.05 Ash (Muffle Furnace) Soybean Meal 0013 AOCS Ba 5a-49 Free Fatty Acids (Titration) Fats and Oils 0066 AOCS Ca 5a-40 Moisture (Forced Draft Oven) Animal Feeds 0056 AOAC 930.15
Kingsburg, CA, US
AOAC 991.31, 999.07, 2005.08 Method SOP 001 Extraction By QuEChERs and Analysis by GC-MS Pesticide Method SOP 001 Extraction By QuEChERs and Analysis by LC-MS Pesticide Method SOP 002 Free Fatty Acid Analysis-Titration Method SOP 006
Manteca, CA, US
AOAC 991.31 Butterfat – Mojonnier ML-DRY-02 AOAC 989.05 AOAC 950.02 Fat Acid Hydrolysis ML-CHEM-04 AOAC 922.06 (Modified) AOAC 948.15 (Modified) Free Fatty Acids ML-CHEM-20 AOCS Ca 5a-40 Moisture ML-CHEM-06 AACC 44-15A
Turlock, CA, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 CERTIFIED LABORATORIES 3241 Liberty Square Parkway Turlock, CA 95380 Amanda Farrens Phone: 402-906-9606 Mandi.Farrens@FSNS.com CHEMICAL Valid To: October 31, 2028
Salida, CA, US
AOAC 991.31 Ash of Foods and Feeds by Ignition (Dry Ashing) QA-0225-2001 AACC 08-16 AOAC 900.02, 920.48, 920.54, 920.67, 920.73, 920.93, 920.100, 920.108, 920.115, 920.117, 920.131, 920.138, 920.153, 920.155, 920.181, 920.187, 923.0
West Conshohocken, PA, US
AOAC 991.31, AOCS Ab 7-91, AOAC 986.18, AOCS Aj 5a-97, AOCS Aj 2-86, ISO 17372 Rapid Test Kits Mycotoxins Engine Oil Lubricants D6278 Shear Stability Engine Oil Lubricants D664, D974 Acid Number D4628, D4927, D4951, D5185, D6443, D
Manteca, CA, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 DEIBEL LABS OF MANTECA CA 1096 Mellon Avenue Manteca, CA 95337 Brolin Ordshahi Phone: 209-239-6399 CHEMICAL Valid To: November 30, 2026
Modesto, CA, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 AEMTEK 4345 Spyres Way Modesto, CA 95356 Dr. FeiFei Han Phone: 510-979-1979 CHEMICAL Valid to: December 31, 2026 Certificate Number: 3069.06 In recognition of the successful compl
Gainesville, FL, US
AOAC 991.31 Ash by Ignition (Dry Ashing) QA-0225-2001 AOAC 900.02, 920.153, 920.48, 920.54, 920.67, 920.73, 920.93, 920.100, 920.108, 920.115, 920.117, 920.131, 920.138, 920.155, 920.181, 920.187, 923.03, 925.11, 925.49, 925.51, 92
Wasco, CA, US
AOAC 991.31, 2005.08 Aflatoxin in Pistachios (Domestic) by IAC and HPLC AML FMO 983 AOAC 991.31, 2005.08 Aflatoxin in Pistachios (Export) by IAC and HPLC AML Export AOAC 991.31, 2005.08 Ochratoxin A by IAC and HPLC Method AML OT
This page is a fixed slice of the register: every AOAC 991.31 scope we hold for United States. Search narrows it further by city, accreditation body, or a term from the scope text itself.
Search 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.