1 Scope
This document provides a method for determining the specific surface area of solid materials using gas adsorption .
This document is applicable to the determination of specific surface area of coal, and other powder and porous materials including nano-powders and nano-grade
porous materials with a determination range of 0,001 m 2 /g to 1 000 m 2 /g.
BS ISO 23604:2022 history
2022BS ISO 23604:2022 Method of determining specific surface area of coal