Standards
[CURRENT]
ISO 7404-5
ISO 7404-5
Methods for the petrographic analysis of coals - Part 5: Method of determining microscopically the reflectance of vitrinite
Title (German)
Petrographische Untersuchungsverfahren für Kohlen - Teil 5: Mikroskopische Reflexionsmessungen an Vitriniten
Responsible national committee
NA 062-02-83 AA - Testing of solid fuels