Resource Description

Definition of Terms and Explanatory Notes

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AOAC Terms and Conditions

OMA Online-Updates as of August 2023

OMA Online-Updates as of August 2023

OMA Online-Updates as of August 2023

OMA Online-Updates as of August 2023

Print an OMA Method

How to print an OMA method on OUP Platform

Index of Method Numbers

Search OMA by Method Number

Use this guide to search OMA by Method Number Index.

Search OMA by Topic

Use this guide to search OMA by topic.

AOAC RI Modification Guideline Policy

AOAC RI Modification Guideline Policy

AOACRI Modification Guideline Policy Revised September 19, 2024

AOACRI Modification Guideline Policy Revised September 19, 2024

Study Design-AOAC RI Modification Detail Sheet

Study Design-AOACRI Modification Detail Sheet Approved June, 2025

Legionella Working Group Prospectus

Updated April 2, 2024

AOAC Stakeholder Panel on Agent Detection (SPADA) Volunteers Needed

AOAC Stakeholder Panel on Agent Detection (SPADA) Volunteers Needed

The AOAC Stakeholder Panel on Agent Detection (SPADA) is launching new work in Standard Method Performance Requirements (SMPRs) for amplicon sequencing.  Work will center around SMPRs for amplicon sequencing and […]

The AOAC Stakeholder Panel on Agent Detection (SPADA) is launching new work in Standard Method Performance Requirements (SMPRs) for amplicon sequencing.  Work will center around SMPRs for amplicon sequencing and […]

Revisions to the 22nd Edition of the OMA

Revisions to the 22nd Edition of the OMA

The complete list of new methods and changes in the 22nd Edition of the OMA.

The complete list of new methods and changes in the 22nd Edition of the OMA.

AOAC RI Policies & Procedures

AOAC RI Policies & Procedures

Upload October 11, 2023

Upload October 11, 2023

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News

    Publications, Cannabis, Chemistry, Microbiology

    Strengthen Your Lab Before Year-End

    October 14, 2026

    Don’t let gaps in quality haunt your audits. AOAC’s Laboratory Accreditation Guidelines (ALACC) provide clear expectations for method validation, equipment, training, and reporting. Get your copy today.

    Microbiology, Methods & Standards, International Methods

    Micro Expert Review Panel Meeting

    October 14, 2026

    The AOAC Micro Expert Review Panel Meeting will take place on October 20, 2026, from 12:00 PM to 3:00 PM ET where new methods, modifications, and final action methods will […]

    Journal of AOAC, Methods & Standards, Contaminants, Microbiology, Dietary Supplements, Cannabis, Food General

    Back to Research: A Fall Invitation to Submit Your Work

    October 7, 2026

    This fall, the Journal of AOAC INTERNATIONAL invites new submissions that advance analytical and microbiological science. If you have been meaning to write up a study—method development, validation, contaminants, microbiology—this […]

    Awards, Emerging Issues, Methods & Standards, New Initiatives

    Register for the Free SPADA AI/ML for NGS Webinar

    October 7, 2026

    Register for the free SPADA Screening, Detection, and Beyond: AI/ML for Biosecurity Webinar on Thursday, October 29, from 10:00 AM to 1:00 PM EDT. Join experts from Microsoft, Twist Bioscience, Battelle […]