ISO/TC 174
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 74900 | ISO/CD 11494 | Jewellery — Determination of platinum in platinum jewellery alloys — ICP-OES method using yttrium as internal standard element | Izstrādē |
| 77588 | ISO/AWI 24016-2 | Jewellery and precious metals — Grading Polished Diamonds — Part 2: Part 2: Test methods | Izstrādē |
| 62233 | ISO/NP 18353 | Pearl — Specification and test methods | Izstrādē |
| 71216 | ISO/NP 21599 | Jewellery — Turquoise — Identification (Specification and test methods) | Izstrādē |
| 71215 | ISO/NP 21598 | Jewelry — Diamond identification (Specification and test methods) | Izstrādē |
| 19446 | ISO/DIS 11495.2 | Determination of palladium in palladium jewellery alloys — Method using inductively coupled plasma emission spectrometry on a solution with yttrium as internal standard | Izstrādē |
| 74901 | ISO/CD 11495 | Jewellery — Determination of palladium in palladium jewellery alloys — ICP-OES method using yttrium as internal standard element | Izstrādē |
| 24452 | ISO/WD 11211-3 | Grading polished diamonds — Part 3: Colour of fancy coloured polished diamonds | Izstrādē |
| 19443 | ISO/WD 11492 | Determination of platinium in platinum jewellery by flame atomic absorption spectrophotometry | Izstrādē |
| 19531 | ISO/CD 11596 | Jewellery — Guidance on sampling precious metal alloys | Izstrādē |
Displaying 11-20 of 98 results.