
Methods forchemical analysis of spodumenite and lepidolite concentrates--The molybdenum blue photometric method for the determination of phosphorus pentoxide content
NORMA vydaná dňa 19.10.1983
Designation standards: GB/T 3885.7-1983
Note: NEPLATNÁ
Publication date standards: 19.10.1983
Country: Chinese technical standard
Kategória: Technické normy GB