GB/T 2590.4-1981

Zirconium and hafnium oxides--Determination of aluminium content--Chromazurol S-tetradecyl pyridine chloride photometric method

NORM herausgegeben am 7.6.1981

The information about the standard:

Designation standards: GB/T 2590.4-1981
Note: UNGÜLTIG
Publication date standards: 7.6.1981
Country: Chinese technical standard
Kategorie: Technische Normen GB