This International Standard describes methods for the determination of true relative density and the apparent relative density of brown coals and lignites.
ISO 5072:2013 Referenced Document
ISO 5068-2 Brown coals and lignites - Determination of moisture content - Part 2: Indirect gravimetric method for moisture in the analysis sample
ISO 5069-2 Brown coals and lignites; Principles of sampling; Part 2 : Sample preparation for determination of moisture content and for general analysis
ISO 5072:2013 history
2021ISO 5072:2021 Brown coals and lignites — Determination of true relative density and apparent relative density
2013ISO 5072:2013 Brown coals and lignites.Determination of true relative density and apparent relative density
1997ISO 5072:1997 Brown coals and lignites - Determination of true relative density and apparent relative density