EN ISO 11290-2:2017

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Culture media and reagents
6 Equipment and consumables
7 Sampling
8 Preparation of test sample
9 Procedure
10 Expression of results
11 Performance characteristics of the method
12 Test report
13 Quality assurance
Annex A (normative) - Diagram of procedure
Annex B (normative) - Composition and preparation of media
         and reagents
Annex C (informative) - Distinction of Listeria spp. from other
        genera
Annex D (informative) - Reactions for the identification of
        Listeria species
Annex E (informative) - Results of interlaboratory studies for
       enumeration of Listeria monocytogenes
Bibliography

ISO 11290-2:2017 specifies a horizontal method for- the enumeration of L. monocytogenes, and- the enumeration of Listeria spp. (including L. monocytogenes).ISO 11290-2:2017 is applicable to- products intended for human consumption and for the feeding of animals, and - environmental samples in the area of food production and food handling.