ISO/TC 174
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 24457 | ISO/WD 15097 | Jewellery — Determination of gold in gold jewellery alloys with a minimum fineness of 999/1000 by ICP-solution-spectrometric method | Izstrādē |
| 24456 | ISO/CD 15096 | Jewellery — Determination of silver in silver jewellery alloys with a minimum fineness of 999/1000 by ICP-solution-spectrometric method | Izstrādē |
| 24455 | ISO/CD 15093 | Jewellery — Determination of platinum in platinum jewellery alloys with minimum fineness of 999/1000 by ICP-solution-spectrometric method | Izstrādē |
| 24454 | ISO/WD 15095 | Jewellery — Determination of palladium in palladium jewellery alloys with a minimum fineness of 999/1000 by ICP-solution-spectrometric method | Izstrādē |
| 24453 | ISO/WD 15092 | Test methods for the use of polished diamonds — Terminology and classification | Izstrādē |
| 24452 | ISO/WD 11211-3 | Grading polished diamonds — Part 3: Colour of fancy coloured polished diamonds | Izstrādē |
| 23659 | ISO/DIS 14138 | Determination of platinum in platinum jewellery alloys — ICP solution spectrometric method (using the intensity ratios of all minor constituents with reference to platinum) | Izstrādē |
| 22826 | ISO 13756:1997 | Determination of silver in silver jewellery alloys — Volumetric (potentiometric) method using sodium chloride or potassium chloride | Atcelts |
| 21826 | ISO/WD 13371 | Jewellery — Determination of palladium in palladium jewellery alloys — Atomic absorption spectrophotometric method | Izstrādē |
| 19531 | ISO/CD 11596 | Jewellery — Guidance on sampling precious metal alloys | Izstrādē |
Displaying 81-90 of 104 results.