ISO/TC 174
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 62231 | ISO/NP 18350 | Garnet — Specification and test methods | Izstrādē |
| 62237 | ISO/NP 18358 | Spinel — Specification and test methods | Izstrādē |
| 62227 | ISO/NP 18346 | Chalcedony — Specification and test methods | Izstrādē |
| 62226 | ISO/NP 18345 | Beryl — Specification and test methods | Izstrādē |
| 90992 | ISO/CD 25644 | Jewellery and precious metals — Determination of gold — ICP-OES method using an internal standard element | Izstrādē |
| 90991 | ISO/CD 25643 | Jewellery and precious metals — Determination of silver — Cupellation method (fire assay) | Izstrādē |
| 90124 | ISO/CD 25392-1 | Jewellery and precious metals — Test methods — Part 1: Resistance to damp heat | Izstrādē |
| 86715 | ISO/CD 21261-1 | Jewellery and precious metals — Responsible precious metals — Part 1: General requirements for responsible precious metals | Izstrādē |
| 86717 | ISO/DIS 21261-3 | Jewellery and precious metals — Responsible precious metals — Part 3: Requirements for recycled gold | Izstrādē |
| 77585 | ISO/AWI 24016-1 | Jewellery and precious metals — Grading Polished Diamonds — Part 1: Part 1: Terminology and classification | Izstrādē |
Displaying 1-10 of 104 results.