ISO/TC 27/SC 5
| Project No. | ISO/WD 7404-3 |
|---|---|
| Title | <p>ISO 7404-3:2009 specifies a method for determining the proportions of the maceral groups (and the minerals, if desired) in coals. ISO 7404-3:2009 is applicable only to determinations made on polished particulate blocks using incident white light. For lower-rank coals, the additional use of the fluorescence mode is necessary to identify liptinites.</p> |
| Registration number (WIID) | 83416 |
| Scope | <p>ISO 7404-3:2009 specifies a method for determining the proportions of the maceral groups (and the minerals, if desired) in coals. ISO 7404-3:2009 is applicable only to determinations made on polished particulate blocks using incident white light. For lower-rank coals, the additional use of the fluorescence mode is necessary to identify liptinites.</p> |
| Status | Izstrādē |
| ICS group | Not set |