Lassen, P. & Larsen, M.M. 2019. Report on the HELCOM PLC-7 intercalibration. Aarhus University, DCE – Danish Centre for Environment and Energy, 140 pp. Technical Report No. 135. http://dce2.au.dk/pub/TR135.pdf
This report presents results from the PLC-7 intercalibration on metal and nutrients in freshwater and waste water. The intercalibration was performed in order to evaluate the analytical quality of results reported to HELCOM. 29 laboratories participated in the intercalibration.