
Chemical analysis methods for non-rareearth impurities of rare earth metals and their oxides--Determination of molybdenum and tungsten content--Induct-ively coupled plasma atomic emission spectrographic method and inductively coupled plasma mass spectrum
NORMA vydána dne 18.11.2003
Designation standards: GB/T 12690.13-2003
Publication date standards: 18.11.2003
Country: Chinese technical standard
Kategorie: Technické normy GB