Cannabis, Lab Proficiency Testing

Now Accredited-Cannabis and Hemp Dried Flower PT

February 8, 2024

The AOAC Proficiency Testing Programs offered in both Cannabis and Hemp dried flower/biomass matrices have been added to the program’s Scope of Accreditation by A2LA. These programs provide ready to analyze […]

Cannabis, Contaminants, Lab Proficiency Testing, Microbiology

First Cannabis and Hemp Oil PT Program

January 31, 2024

On January 29, AOAC sent the first Oil proficiency testing samples in a Cannabis >0.3%THC and Hemp <0.3% THC Oil matrices for a pilot round. Like all AOAC PT programs, […]

Lab Proficiency Testing

Water Activity Added to PT’s Scope of Accreditation

September 14, 2023

In response to participant feedback, Water Activity was added as an analyte to the C02 Cheese Chemistry program. Water Activity is now also covered by AOAC Proficiency Testing program’s scope of […]

Lab Proficiency Testing, Contaminants, Food General

Now Available-Lactic Acid Bacteria Proficiency Testing

August 17, 2023

In response to participant feedback, AOAC has added Lactic Acid Bacteria (LAB) to its M02 Pathogen-free Proficiency Testing Program. For labs that do not routinely test for pathogens, AOAC offers […]

Lab Proficiency Testing

Proficiency Testing Division Gets an Intern

June 22, 2023

The Proficiency Testing division recently brought on an aspiring scientist to assist the staff and gain an understanding of the applied science that AOAC is involved in. Sam Scovitch is […]

Lab Proficiency Testing

Listeria Environmental Swab PT-Added to Scope of Accreditation

June 14, 2023

The Proficiency Testing division continues to develop new programs based on participant feedback or regulatory requirements.  The Listeria Environmental Swab (LS01) Proficiency Testing program was developed based on the additional […]

Cannabis, Lab Proficiency Testing

Ahead of the Times…. 

June 6, 2023

AOAC and its test material provider Signature Science LLC are sending the first > 0.3% THC Cannabis samples for Proficiency Testing to laboratories. Samples were shipped Monday, June 5. Participating laboratories […]

Cannabis, Lab Proficiency Testing, Research Institute

CASP Featured in Wiley Analytical Science Magazine

March 14, 2023

The CASP program was featured in an article in the March issue of the Wiley Analytical Science Magazine. AOAC contributors Allison Baker, Coordinator, Standards and Official MethodsSM; Scott Coates, Senior […]

Cannabis, Lab Proficiency Testing

Last Chance to Enroll for March 20th Round for Hemp & Cannabis PT Programs

March 9, 2023

This is your last chance to enroll for the March 20th round of the AOAC Ready-to-Analyze, No-Spiking-Required Hemp & Cannabis concentration/potency and chemical contaminants PT Programs (Six programs available) include […]

Cannabis, Lab Proficiency Testing, Contaminants, Microbiology

Coming soon! Cannabis/Hemp Microbiology Proficiency Testing

February 22, 2023

The AOAC Proficiency Testing staff has been working with its test material provider partner, Signature Science, LLC, to develop a PT program that addresses the need for quality microbiology PT […]

Cannabis, Lab Proficiency Testing

AOAC Cannabis/Hemp PT Statistics-Why Are We Different?

January 11, 2023

Many competitors’ Proficiency Testing (PT) programs use consensus-based statistics to establish assigned values, standard deviations, etc. and that may not be the best way to handle them, so AOAC has […]

Cannabis, Lab Proficiency Testing

Cannabis PT Samples Can Now Be Shipped to Canada

November 9, 2022

AOAC can now provide > 0.3% (low, med, high THC) Cannabis PT samples to Canada. This means AOAC can now ship both hemp and cannabis PT samples to Canada. To learn more […]

Cannabis, Research Institute, Lab Proficiency Testing

New Discounts for CASP Advisory Panel

June 29, 2022

Performance Tested Methods (PTM) and Reviewed and Recognized (R2) application fees will be discounted at a rate commensurate with the level of support for the Advisory Panel Members of the […]

Lab Proficiency Testing

Introducing AOAC Listeria Environmental Swab PT (LS01) Program and Resumption of the Salmonella in Liquid Egg PT Program (E01)

June 15, 2022

In response to customer and stakeholder feedback, the AOAC Laboratory Proficiency Testing (PT) Program has developed a new PT program to cover environmental surface testing. The Listeria Environmental Swab PT […]

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    Food General, Journal of AOAC, Contaminants

    Call for Papers

    April 22, 2024

    Call for Papers: Methods for detection, quantitation, removal and/or mitigation of chemicals of concern from food matrices and packaging materials Guest Editor: Greg Curtzwiler, Ph.D. The Journal of AOAC INTERNATIONAL […]

    Membership

    In Remembrance: George Webster Latimer, Jr.

    April 17, 2024

    November 18, 1932-March 15, 2024 George Webster Latimer, Jr., a Fellow of AOAC (1997) and a long-time member, passed away on March 15, 2024. He was 92 years old. Latimer […]

    General, Membership

    AOAC Launches New Career Center/Job Bank

    April 17, 2024

    AOAC INTERNATIONAL is proud to announce the launch of its new AOAC Career Center/Job Bank. Explore the benefits of our new career center by logging in or creating a new […]

    Annual Meeting, Governance and Policies, General

    Call for Nominations for OMB

    April 17, 2024

    DEADLINE: Friday, May 17, 2024 AOAC INTERNATIONAL is seeking candidates to serve on the Official Methods Board (OMB). This is a distinctive opportunity for AOAC members to help scientifically lead […]