GB/T 2590.7-1981

Zirconium and hafnium oxides--Determination of phosphorus content--Ascorbic acid reduced molybdoantimonyl phosphoric acid absorption photometric method

NORMA vydána dne 7.6.1981

The information about the standard:

Designation standards: GB/T 2590.7-1981
Note: NEPLATNÁ
Publication date standards: 7.6.1981
Country: Chinese technical standard
Kategorie: Technické normy GB