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Standard Type : Main
Document No : ISO 23604:2022
Document Year : 2022
Pages : 11
Edition : 1
Section Volume : Coalbed methane (CBM) (ISO/TC 263.)
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 m2/g to 1 000 m2/g.