30.99 Feb 2, 2026
ISO
ISO/TC 27/SC 5
International Standard
This document specifies a gravimetric method of determining the carbon in the mineral carbonates associated with solid mineral fuels.
NOTE The result obtained will include any carbon from atmospheric carbon dioxide absorbed by the fuel.
PUBLISHED
ISO 925:2019
IN_DEVELOPMENT
ISO/CD 925
30.99
CD approved for registration as DIS
Feb 2, 2026