MET 12/2022 - Metals in wastewater and fly ash


Proftest SYKE will organize a proficiency test for the analysis of metals and mercury in wastewaters and in fly ash. The measurands for the synthetic sample, municipal wastewater and industrial wastewater are: Al, As, B, Ba, Cd, Co, Cr, Cu, Fe, Hg, Mn, Mo, Ni, Pb, S, Sb, Se, Sr, Ti, U, V and Zn. Acid soluble measurands for the fly ash sample are: As, Ba, Cd, Cr, Cu, Hg, Mo, Ni, Pb, Se, V ja Zn.
The purpose of this proficiency test is to ensure the comparability and accuracy of the results of the participants. Depending on the measurement, about 10 – 20 laboratories are expected to participate in this proficiency test.
The organizing of this proficiency test is included in the accreditation scope ( with the exception of fly ash analysis.

Registration deadline is on 16 September 2022.
Registration is done via the electronic client interface, ProftestWEB: If there are problems when using ProftestWEB or you need username and password, please contact

Sample dispatch date is on 11 October 2022.

The final report for the proficiency test will be published at the latest in April 2023.  


MET 12-2022 Infoletter_en.pdf

Published 2022-08-15 at 13:59, updated 2022-08-15 at 13:59