ISO 647
Brown coals and lignites - Determination of the yields of tar, water, gas and coke residue by low temperature distillation
Braunkohlen und Lignite - Bestimmung der Ausbeute an Teer, Wasser, Gas und Verkokungsrückstand durch Tieftemperaturdestillation
Responsible national committee
NA 062-03-101 AA - Testing of solid fuels - coal, coke and pyrolysis products