ISO 8542:1986

Manganese and chromium ores — Experimental methods for evaluation of quality variation and methods for checking the precision of sampling

Publication date: 20 nën 1986

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

Specifies experimental methods for the evaluation of quality variation of manganese and chromium ores, whether natural or processed, for the purpose of defining sampling procedure by the mass-basis systematic method and the two-stage method as specified in the relevant International Standards. It also specifies methods for checking the precision of sampling by the mass-basis systematic method and the two-stage method.

Life cycle

NOW

PUBLISHED
ISO 8542:1986
90.93 Standard confirmed
25 mar 2022

REVISED BY

ABANDON
ISO/WD 8542

National adoptions

SSH ISO 8542:1986

DPS

Minerale mangani dhe kromi - Metodat eksperimentale për vlerësimin e ndryshimit të cilësisë dhe metodat për kontrollin e saktësisë së mostrave

60.60 Standard published

DPS/KT 133 më tepër

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