
Methods for chemical analysis of bismuth—Determination of copper content—Bis-acetaldehyde-oxalydihydrazone photometric method
NORMA vydaná dňa 19.8.1998
Designation standards: GB/T 8220.1-1998
Note: NEPLATNÁ
Publication date standards: 19.8.1998
Country: Chinese technical standard
Kategória: Technické normy GB