All Mérieux NutriSciences laboratories are accredited by an independent body, Cofrac, according to the ISO 17025 standard. This international standard guarantees the maintenance of the quality system in place and the technical skills necessary to produce reliable analytical results. The respect of this international reference allows us to provide harmonized services throughout the world.

A rigorous quality approach

Mérieux NutriSciences invests regularly to guarantee its customers a high level of quality.
In France, each year more than 100,000 internal controls are performed, more than 7,000 hours of in-house training are provided, qualification procedures for analytical positions are put in place.
Mérieux NutriSciences participates in the inter-comparison networks (BIPEA, AGLAE,  ACTALIA CECALAIT, IFREMER, ANSES, LGC STANDARDS, MUVA KEMPTEN, PHE, FAPAS ) up to 3500 inter-laboratory checks. We are present at the AFNOR and FIL commissions.

List of accredited site and scope available on

Mérieux NutriSciences services rendered under COFRAC accreditations :

  • Food and surfaces samples for microbiological analysis according to LAB GTA 59
  • Collection of drinkable water for microbiological analysis according to LAB GTA 23
  • Hot water sample for Legionella in accordance with LAB GTA 23
  • Water sample in Aero Refrigerant Towers for Legionella research according to LAB GTA 23
  • Inspection IFS Food Store according to NF EN ISO 17020.

Detailed COFRAC accreditation programs for all Mérieux NutriSciences sites :

Table of Accreditations Food Microbiology, Sampling and Waters

Table of accreditations for Chemistry

We inform you that the density measurement will henceforth be carried out by the internal method -Densimetry oscillating U-tube method -LAB.CH.194 replacing the internal method- Pycnometry -LAB.CH.125. We remain at your disposal for any precision.

Agreements :

Agreement Mark & Spencer

Agreement for research expenditure 

The Ministry of National Education, Higher Education and Research gave Mérieux NutriSciences its renewal of its research expenditure license for 5 years, from 2015 to 2019.
This authorization allows our company to carry out R & D work on behalf of clients.