Proficiency testing - Microbiology

Tre vialer

Laboratories can objectively prove their analytical skills by participation in proficiency testing (PT) programs.

PT programs

The Swedish Food Agency has arranged proficiency testing programs for microbiology since 1981. The programs are approved by SWEDAC, the accreditation facility in Sweden, according to SS-EN ISO-IEC 17025 and SS-EN ISO-IEC 17043.

PT schemes for microbiology

Rounds per year Analysis of
Drinking water 2 cultivated microorganisms (total count), fecal indicators, coliform bacterias, Pseudomonas aeruginosa and micro fungi
Food 3 total count of aerobe microorganisms, indicators for Enterobacteriaceae, pathogens, micro fungi etc.

Website - log on

How a PT round works

Samples that have been tested for homogeneity are sent out to laboratories that have registered for participation. After analysis, the participating laboratories report their results before a deadline.
The results are then statistically analyzed and put together into a report which is published on the website.

Order follow-up samples

Documentation on our freeze-dried materials.








If you have any questions, please contact us by e-mail:

Reviewed 2021-06-16