
Ferrochromium and ferrosilicochromium - Determination of chromium content - The ammonium persulfate oxidation titrimetric method and potentiometric titration method
NORMA vydaná dňa 13.5.2008
Designation standards: GB/T 4699.2-2008
Note: NEPLATNÁ
Publication date standards: 13.5.2008
Country: Chinese technical standard
Kategória: Technické normy GB