Click here to see the new 2021 inter-laboratory test schedule: https://www.issep.be/planning-annuel-essais-inter-laboratoires-2018/
ISSeP is responsible for assessing the performance of accredited laboratories that analyze samples such as water, soil or waste in Wallonia, through the organization of inter-laboratory tests. To this end, we are ISO 17043 accredited (B-060 PT). This assessment covers a number of physico-chemical parameters for real samples present in the environment.