ISO/TC 174
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 92252 | ISO/DIS 11495 | Jewellery and precious metals — Determination of palladium — ICP-OES method using an internal standard element | 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 |
| 86716 | ISO/WD 21261-2 | Jewellery and precious metals — Responsible precious metals — Part 2: Minimum rules and procedures for conformity assessment schemes | Izstrādē |
| 62233 | ISO/NP 18353 | Pearl — Specification and test methods | Izstrādē |
| 62231 | ISO/NP 18350 | Garnet — Specification and test methods | Izstrādē |
| 77585 | ISO/AWI 24016-1 | Jewellery and precious metals — Grading Polished Diamonds — Part 1: Part 1: Terminology and classification | Izstrādē |
| 90992 | ISO/CD 25644 | Jewellery and precious metals — Determination of gold — ICP-OES method using an internal standard element | Izstrādē |
| 62228 | ISO/NP 18347 | Chrysoberyl — Specification and test methods | 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 31-40 of 104 results.