Reference number
ISO 21398:2019
© ISO 2025
International Standard
ISO 21398:2019
Hard coal and coke — Guidance to the inspection of mechanical sampling systems
Edition 2
2019-10
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Indisponible en français
Publiée (Edition 2, 2019)

ISO 21398:2019

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Format
CHF 132
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Résumé

This document sets out recommended practices for the inspection of mechanical sampling systems. It serves as a guide for conformance with applicable ISO/TC 27 standards.

This document covers general considerations including precision, mineral variability and bias, establishment of inspection systems and inspection procedure.

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