Active standard | Published: 20/11/1986

ISO 8542:1986

Manganese and chromium ores — Experimental methods for evaluation of quality variation and methods for checking the precision of sampling
(Minerais de manganese et de chrome — Méthodes expérimentales d´évaluation de la variation de qualité et méthodes de contrôle de la fidélité de l´échantillonnage)

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Detail information

Designation: ISO 8542:1986

Publication date: 20/11/1986

Pages: 9

Country: International technical standard

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Description / Abstract: 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.

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