NA 062
DIN Standards Committee Materials Testing
Standards
[Withdrawn]
ISO 7404-3
ISO 7404-3
Methods for the petrographic analysis of bituminous coal and anthracite - Part 3: Method of determining maceral group composition
Title (German)
Petrographische Untersuchungsverfahren für bituminöse Kohlen und Anthrazite - Teil 3: Maceralgruppenanalyse
Responsible national committee
NA 062-02-83 AA - Testing of solid fuels