Guidance on the level and frequency of proficiency testing participation

EA has issued the advisory document EA-4/18: 2010 -Guidance on the level and frequency of proficiency testing participation.

The aim of this document is to promote harmonization between Accreditation Bodies on how the level and frequency of participation in PT is evaluated and to assist laboratories in determining their own levels and frequency of participation.

The document is available at:

http://www.european-accreditation.org/content/news/publications.htm