Microbiology-PTM-OMA_Modules_1-5

Harmonization Studies:  Matrix Claims AOAC RI PTM & AOAC OMA Validations Number of Matrices Number of Categories

Matrix Claims

ISO 16140‐2 Validation

5 categories  (3 food types/category)

Broad Range of Foods

15 (3/category)

5 5 2 1

Variety of Foods Selected Foods Food Category Environmental  Surfaces Selected Surfaces

≥ 10

NA NA

≥ 5 ≥ 5

3 Types 3 Types

7

NA NA

2‐6

Selected Surfaces