ISO 5890:1981

Manganese ores and concentrates — Determination of silicon content — Gravimetric method

Publication date: 1 maj 1981

General information

Current stage: 90.93 Effective date: 25 mar 2022

Originator: ISO

Owner: ISO/TC 132

Type: International Standard

ICS: 73.060.20

Gjuha: frëngjisht anglisht

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Statusi: Publikuar

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Scope

The method is applicable to products having a silicon content greater than 0,5 % (m/m) and a fluorine content not more than 0,1 % (m/m). Should be read in conjunction with ISO 4297. Specifies principle, reagents, apparatus, procedure and expression of results.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO/R 311:1963

NOW

PUBLISHED
ISO 5890:1981
90.93 Standard confirmed
25 mar 2022

National adoptions

SSH ISO 5890:1981

DPS

Minerale mangani dhe koncentrate - Përcaktimi i përmbajtjes së silikonit - Metoda gravimetrike

60.60 Standard published

DPS/KT 133 më tepër