30.99 2 shk 2026
ISO
ISO/TC 27/SC 5
International Standard
This document specifies a method of determining the chlorine content of hard coal, brown coals and lignites, and coke using Eschka mixture.
PUBLISHED
ISO 587:2020
IN_DEVELOPMENT
ISO/CD 587
30.99
CD approved for registration as DIS
2 shk 2026