
Methods for chemical analysis of copper concentratesPart 21:Determination of copper,sulfur,lead,zinc,iron, aluminium,calcium,magnesium,manganese contentWavelength dispersive X-ray fluorescence spectrometric method
NORMA vydána dne 17.9.2018
Designation standards: GB/T 3884.21-2018
Publication date standards: 17.9.2018
Country: Chinese technical standard
Kategorie: Technické normy GB