Knowledge Gateway
Unlock your learning potential with industry insights and standards that matter. Share your email to begin.
Unlock your learning potential with industry insights and standards that matter. Share your email to begin.
Status : Active
Standard Type : Main
Document No : ISO 1017:2025
Document Year : 2025
Pages : 4
Edition : 4
Section Volume : Methods of analysis (ISO/TC 27/SC 5.)
This document specifies a method of determining the mass fraction of acetone-soluble material (“resinous substance”) in the benzene-soluble extract from brown coals and lignites.
NOTE The acetone extract also contains a mass fraction of wax dissolved simultaneously with the "resinous substance".