Przemysl Chemiczny, Vol.92, No.7, 1367-1371, 2013
Role of certified reference materials in industrial analytics as exemplified by determination of cadmium
Samples of sewage sludge, soil, turkey breast meat and herring meat were analyzed for Cd as well as Ca, Fe, K, Mg, Na, P i S contents by inductively coupled plasma at. emission spectroscopy under comparison with certified ref. materials. The necessity of use of certified ref. materials was confirmed.