GB/T 223.11-1991

Methods for chemical analysis of iron, steel and alloy The ammonium persulfate oxidation volumetric method for the determination of chromium content

NORMA vydaná dňa 6.9.1991

Anglicky a čínsky -
Elektronické PDF (297.20 EUR)

Anglicky a čínsky -

Tlačené (297.20 EUR)

The information about the standard:

Designation standards: GB/T 223.11-1991
Note: NEPLATNÁ
Publication date standards: 6.9.1991
Country: Chinese technical standard
Kategória: Technické normy GB