Agricultural Materials, Cannabis, Lab Proficiency Testing, Microbiology

Now Accredited – Microbial Contaminants in Hemp PT

July 22, 2026

AOAC Microbial Contaminants in Hemp Proficiency Testing (CHM01) – SHIPMENT DATE 10/05/2026 (Enroll by 9/04/2026) Newly accredited to ISO/IEC 17043, the AOAC Microbial Contaminants in Hemp (CHM01) Proficiency Testing Program is designed […]

Lab Proficiency Testing, Microbiology

Enroll in AOAC’s New Salmonella Swab PT Program

July 15, 2026

Newly accredited and designed for confidence, the Salmonella Swab (SS01) proficiency testing program enables participating laboratories to verify and report the presence or absence of Salmonella, along with O & H antigen results and species identification when […]

Lab Proficiency Testing, Microbiology

Upcoming Pathogen-Free Microbiology PT Deadline

June 3, 2026

The latest enrollment deadline for AOAC’s Food & Environmental Proficiency Testing Programs includes the August M02 Pathogen-Free Microbiology round on Friday, July 17. The matrix of mashed potatoes includes organisms […]

Lab Proficiency Testing, Microbiology

AOAC PT Receives New Accreditation

May 20, 2026

The newly accredited Salmonella Swab PT Program (SS01) enables participating laboratories to verify and report the presence or absence of salmonella, along with O & H antigen results and species identification when applicable. Each sample set […]

Lab Proficiency Testing, Microbiology

Upcoming Standard Microbiology PT Deadline

May 13, 2026

Upcoming enrollment deadlines for AOAC’s Food & Environmental Proficiency Testing Programs include the July M01, M08, and M09 Standard Microbiology rounds on Friday, June 19. To learn more or to […]

Lab Proficiency Testing, Contaminants, Microbiology, Infant Formula and Adult Nutritionals, Food General

Enroll Now: AOAC PT Deadlines Upcoming

April 1, 2026

Upcoming enrollment deadlines for the AOAC’s Food & Environmental Proficiency Testing Programs include the C01 Ground Meat, C02 Processed Cheese, and P01 Pesticide Residues in Fruits and Vegetables program on […]

Contaminants, Lab Proficiency Testing, Microbiology

Act Now: AOAC Proficiency Testing April Deadlines Upcoming

March 11, 2026

Upcoming enrollment deadlines for the AOAC’s Food & Environmental Proficiency Testing Programs include the Salmonella Environmental Swab on Friday, April 3 and the M02 Pathogen-Free Microbiology on Friday, April 10. To learn […]

Awards, Annual Meeting, Inside Laboratory Management, Lab Proficiency Testing, Allergens, Publications

January/February 2026 Issue of ILM Now Available Online

February 20, 2026

The January/February 2026 issue of Inside Laboratory Management (ILM)is now available online for members only. The cover feature is on AOAC’s Laboratory Proficiency Testing Program (LPTP) program celebrating 25 years […]

Microbiology, Lab Proficiency Testing

Act Now: AOAC PT 2026 Enrollment Deadlines Upcoming

February 11, 2026

The enrollment deadline for three Standard Microbiology rounds (M01, M08, and M09) in AOAC’s Food & Environmental Proficiency Testing Programs is Friday, March 20. To learn more or to enroll, […]

Lab Proficiency Testing

Don’t Wait: AOAC PT 2026 Enrollment Deadlines Upcoming

January 21, 2026

AOAC’s Food & Environmental Proficiency Testing Programs have several upcoming enrollment deadlines including Salmonella in Liquid Egg and Meat Chemistry on Friday, January 30, and Meat Microbiology on Friday, February […]

Cannabis, Lab Proficiency Testing

AOAC PT: Enroll Now for Cannabis/Hemp 2026

November 24, 2025

Explore AOAC INTERNATIONAL’S available Cannabis/Hemp PT Programs for 2026. To learn more or to enroll, please visit our website. Photo by Kitreel – stock.adobe.com

Chemistry, Lab Proficiency Testing, Microbiology, Food General, Contaminants, Infant Formula and Adult Nutritionals

AOAC PT: Enroll Now for 2026

November 12, 2025

Explore AOAC INTERNATIONAL’s available Food & Environmental PT Programs. To learn more or to enroll, please visit our website. New Program Alert- Salmonella Environmental Swab (SS01) PT Program coming soon […]

Lab Proficiency Testing, Food General

Upcoming PT Food & Environmental Deadline

October 29, 2025

AOAC’s Proficiency Testing Program has two programs with enrollment deadlines of Friday, October 31 to ship December 2: C01 Ground Meat and C02 Processed Cheese. Enroll today. Photo by  angellodeco – stock.adobe.com

Annual Meeting, Carbohydrates, Chemistry, Dietary Fiber, Dietary Supplements, Emerging Issues, Infant Formula and Adult Nutritionals, International Methods, Journal of AOAC, Lab Proficiency Testing, Membership, Methods & Standards, New Initiatives, Novel Foods, Nutrients, OMA, Partners, Protein, Sections

Join the AOAC Nutrients Community!

October 9, 2025

The AOAC Nutrients Community, chaired by Daryll Sullivan of Eurofins, provides a collaborative forum for nutrient experts to raise analytical challenges and gaps, engage in discussion sparking new ideas, and […]

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    Annual Meeting, Inside Laboratory Management, Publications, OMA, Methods & Standards, Sections

    July/August 2026 Issue of ILM Now Available Online

    August 27, 2026

    The July/August 2026 issue of Inside Laboratory Management (ILM)is now available online for members only. The cover feature is on Revamping and Modernizing AOAC Official MethodsSM Program. AOAC is implementing a future-oriented […]

    Chemistry, Contaminants

    Public Comment: Total Fluorine & TOF SMPRs

    August 26, 2026

    The AOAC PFAS Program Total Organic Fluorine Working Group completed its drafting and review of the Total Fluorine and Total Organic Fluorine in Food Packaging Materials SMPRs and is now […]

    Chemistry, Contaminants, Methods & Standards, OMA

    Call for Experts: PFAS in Food Contact Materials

    August 26, 2026

    AOAC Official Methods of AnalysisSM (OMA) program is currently seeking subject matter experts in PFAS analysis and food contact materials to serve as expert review panel (ERP) members to evaluate […]

    Chemistry, Emerging Issues, Food General, Infant Formula and Adult Nutritionals, International Methods, Journal of AOAC, Methods & Standards, New Initiatives, Nutrients, Protein, Publications

    Call for Methods: Molecular Weight Distribution

    August 26, 2026

    DEADLINE:  Friday, February 26, 2027 Characterization of Molecular Weight Distribution in Dairy Protein Hydrolysates AOAC INTERNATIONAL (AOAC) invites method developers to submit methods for First Action consideration and possible evaluation through […]