ISO 619:1975-01

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

German title: Manganerze; Bestimmung des Chromiumgehaltes; photometrische Methode mit Diphenylcarbazid und tritrimetrische Methode mit Silberpersulfat
Publication date: 1975-01
Original language: English
Pages: 8

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Replacement amendments

This document replaces ISO/R 619:1967-09 .

This document has been replaced by: ISO 619:1981-12 .

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