
Methods for chemical analysis of iron, steel and alloy The distillation-molybdenum blue spectrophotometric method for the determination of arsenic content
NORMA vydána dne 17.1.1994
Designation standards: GB/T 223.31-1994
Note: NEPLATNÁ
Publication date standards: 17.1.1994
Country: Chinese technical standard
Kategorie: Technické normy GB