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ISO 8542:1986

Manganese and chromium ores — Experimental methods for evaluation of quality variation and methods for checking the precision of sampling
20. 11. 1986.

Опште информације

90.93     25. 3. 2022.

ISO

ISO/TC 132

Međunarodni standard

73.060.20  

francuski   engleski  

Kupovina

Objavljen

Jezik na kome želite da primite dokument.

Apstrakt

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.

Životni ciklus

TRENUTNO

OBJAVLJEN
ISO 8542:1986
90.93 Odluka o potvrđivanju standarda
25. 3. 2022.

REVIDIRAN OD

NAPUŠTEN
ISO/WD 8542