ISO 20976-1 "Guidelines for conducting challenge tests" is now published

We are delighted to inform you that  ISO 20976-1 : 2019 “Microbiology of the food chain -- Requirements and guidelines for conducting challenge tests of food and feed products -- Part 1: Challenge tests to study growth potential, lag time and maximum growth rate”  is now published !

You can find it on the ISO web site at the following address :

The time has come now  for us  to set up the revision of  the “EURL Lm Technical Guidance Document  for conducting shelf-life studies on Listeria monocytogenes in ready to eat foods – Version 3 of 6 June 2014 – Amendment 1 of 21 February 2019 .lom