ISO 619:1981-ed.2.0

Manganese ores — Determination of chromium content — Diphenylcarbazide photometric method and silver persulphate titrimetric method

NORM herausgegeben am 1.12.1981

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The information about the standard:

Designation standards: ISO 619:1981-ed.2.0
Publication date standards: 1.12.1981
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: International technical standard
Kategorie: Technische Normen ISO

Annotation of standard text ISO 619:1981-ed.2.0 :

Description / Abstract: Method I is applicable to manganese ores having chromium contents less than 0.1 % (m/m), method II is applicable to manganese ores having chromium contents greater than 0.1 % (m/m). This second edition cancels and replaces the first edition (i.e. ISO 619-1975). Should be read in conjunction with ISO 4297.