The Institute for Interlaboratory Studies in Spijkenisse, the Netherlands, is accredited in agreement with ISO/IEC 17043:2010 for a number of Proficiency tests. This accreditation was first granted in January 2000 by the Dutch Accreditation Council (Raad van Accreditatie), our accreditation number is R007.
The full scope of our accreditation can be found on the website of the RVA: R007 scope.