CNIS GB/T 223.11-91 Methods for chemical analysis of iron,steel and alloy--The ammonium persulfate oxidation volumetric method for the determination of chromium content. Формат поставки-PDF. Язык стандарта-Английский
Наименование:
CNIS GB/T 223.11-91 Methods for chemical analysis of iron,steel and alloy--The ammonium persulfate oxidation volumetric method for the determination of chromium content
Язык:
Английский
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