DIN CEN ISO/TS 22117:2011-03

The European Technical Specification has been prepared by CEN/TC 275/WG 6 "Microbiological contamination". The national Mirror Committee is Working Committee NA 057-01-06 AA "Mikrobiologische Lebensmitteluntersuchung einschließlich Schnellverfahren" ("Microbiological analysis of foodstuffs including rapid method") of NAL. This Technical Specification contains requirements and guidance for the organization of proficiency testing schemes for microbiological examinations of: a) food and beverages; b) animal feeding stuffs; c) food production environment and food handling; d) primary production stage. This Technical Specification is also potentially applicable for the microbiological examination of water where water is either used in food production or is regarded as a food in national legislation. This Technical Specification relates to the technical organization and the implementation of proficiency testing schemes and also to the statistical treatment of the results of microbiological examinations. This Technical Specification is to be used in conjunction with ISO/IEC 17043 and ISO 13528, and deals only with areas where specific or additional details are necessary for proficiency testing schemes dealing with microbiological analyses for the areas mentioned in the first paragraph.