ISO/TC 27/SC 5
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 83414 | ISO/WD 7404-5 | Methods for the petrographic analysis of coals — Part 5: Method of determining microscopically the reflectance of vitrinite | Izstrādē |
| 83416 | ISO/WD 7404-3 | Methods for the petrographic analysis of coals — Part 3: Method of determining maceral group composition | Izstrādē |
| 83415 | ISO/WD 7404-2 | Methods for the petrographic analysis of coals — Part 2: Methods of preparing coal samples | Izstrādē |
| 2762 | ISO/WD 602 | Coal — Determination of mineral matter | Izstrādē |
| 41409 | ISO/WD 5072 | Hard coals, brown coals and lignites — Determination of true relative density and apparent relative density | Izstrādē |
| 1851 | ISO/WD 335 | Hard coal — Determination of caking power — Roga test | Izstrādē |
| 1059 | ISO/WD 331 | Coal — Determination of moisture in the analysis sample — Direct gravimetric method | Izstrādē |
| 20410 | ISO/WD 1952 | Brown coals and lignites — Method of extraction for the determination of sodium and potassium soluble in dilute hydrochloric acid | Izstrādē |
| 29389 | ISO/WD 17247 | Coal — Proximate analysis | Izstrādē |
| 29390 | ISO/WD 17246 | Coal — Ultimate analysis | Izstrādē |
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