BIPEA offers three PT programs in the field of hygiene that enables laboratories to detect and enumerate microbiological parameters on surfaces:

PT 101a is a quantification PTS: It offers one contaminated stainless steel plate sample, and laboratories will be able to analyse the parameter of Total Viable Count.

PT 101b is an enumeration PTS and offers 3 wipes with or without Listeria contamination

PT 101c is an enumeration PTS and offers 3 wipes with or without Salmonella contamination.

• 2 rounds per year
• International participation
• Reports PTS: 1 individual interlaboratory comparisons report delivered with a judgment of the laboratory performance + 1 global interlaboratory comparisons report including the results of all participants.