30.99 Feb 2, 2026
ISO
ISO/TC 27/SC 1
International Standard
This document defines terms commonly employed in coal preparation.
Note For terms relating to petrographic analysis, see ISO 7404-1.
PUBLISHED
ISO 1213-1:2020
IN_DEVELOPMENT
ISO/CD 1213-1
30.99
CD approved for registration as DIS
Feb 2, 2026