ISO 1017:2025

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Brown coals and lignites - Determination of acetone-soluble material (resinous substance) in the benzene-soluble extract

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Brown coals and lignites - Determination of acetone-soluble material (resinous substance) in the benzene-soluble extract

PUBLISH DATE 2025

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”.

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