ISO-21398 › Hard coal and coke - Guidance to the inspection of mechanical sampling systems
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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.
To find similar documents by classification:
73.040 (Coals Including lignites Coal products, see 75.160.10)
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Document Number
ISO 21398:2019
Revision Level
2ND EDITION
Status
Current
Publication Date
Oct. 1, 2019
Committee Number
ISO/TC 27/SC 4