Approved CWEA methods
Here you will find the Walloon Compendium of Sampling and Analysis Methods (CWEA).
This compendium, approved by Ministerial Decree on 22 May 2023 (published in the Moniteur Belge on 30 November 2023), remains in force until the next ministerial approval.
It is available via the button above or the following link: https://cwea.issep.be
CWEA methods currently undergoing validation
Important notice:
The analytical methods presented in this section are provided for information purposes only and are preliminary in nature.
They are currently at the draft stage and have not yet been officially validated by a competent authority.
Consequently:
Their use is entirely at the user’s own risk;
They may be subject to modification, adjustment or withdrawal without notice;
They must not be regarded as officially validated or recognised methods.
We recommend that they should not be used for regulatory, decision-making or contractual purposes until their formal validation has been published.
They are available at the following link