ISO 21398:2019

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

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.

Edition	2019
Published Date	2019
Published By	International Standardization Organisation
Page Count	23