Methods for chemical analysis of gold ores—Part 15: Determination of copper lead zinc silver iron manganese nickel cobalt aluminum chromium cadmium antimony bismuth arsenic mercury selenium barium and beryllium contents—Inductively coupled plasma mass spectrometry method
NORMA vydána dne 6.8.2023
Designation standards: GB/T 20899.15-2023
Publication date standards: 6.8.2023
Country: Chinese technical standard
Kategorie: Technické normy GB