Microbiology-PTM-OMA_Modules_1-5

Harmonized Studies:  Quantitative

Type of Analysis

AOAC RI PTM Validation AOAC OMA Validation ISO 16140‐2 Validation

50 target strains (100 for Salmonella)

50 target strains (100 for Salmonella) in non‐ selective enrichment 100x LOD 50

50 target strains (100 for Salmonella) in non‐ selective enrichment 100x LOD 50

Inclusivity Testing

Test at 100X LOQ  using alternative method,  reference method and  non‐selective agar 30 non‐target strains Non‐selective enrichment Test at greatest level of  contamination using  alternative and reference  method

30 non‐target strains

30 non‐target strains

Exclusivity Testing

Non‐selective enrichment at stationary growth level

Non‐selective enrichment at stationary growth level