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ISO 21398:2019

Hard coal and coke -- Guidance to the inspection of mechanical sampling systems

General information
Valid from 15.10.2019
Directives or regulations
None
Standard history
Status
Date
Type
Name
15.10.2019
Main
31.05.2007
Main
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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