WEPAL is a world-leading organiser of proficiency testing (PT) programs in the fields plants, soil, sediments and organic waste.
We are organising this for over 50 years and currently have over 500 participants in these PT schemes in countries all over the
world. A wide variety of samples from the PT programs are also available as reference material.
WEPAL is accredited for the organization of PT programs by the Dutch Accreditation Council (RvA) since April 26, 2000
(registration number R002).
WEPAL employs 8 persons and is part of Wageningen University.