30.99 Feb 2, 2026
ISO
ISO/TC 27/SC 5
International Standard
This document establishes a practice for the ultimate analysis of coal and coke and is intended for general utilization by the coal and coke industries to provide a basis for comparison of coals and cokes.
PUBLISHED
ISO 17247:2020
PROJECT
ISO/CD 17247
30.99
CD approved for registration as DIS
Feb 2, 2026