ISO/TC 174
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 92253 | ISO/PWI 15093 | Jewellery and precious metals — Determination of high purity gold, platinum and palladium — Difference method using ICP-OES | Izstrādē |
| 92251 | ISO/DIS 11494 | Jewellery and precious metals — Determination of platinum — ICP-OES method using an internal standard element | Izstrādē |
| 92252 | ISO/DIS 11495 | Jewellery and precious metals — Determination of palladium — ICP-OES method using an internal standard element | Izstrādē |
| 92315 | ISO/AWI 26016 | Jewellery and precious metal — Grading cultured pearl — Terminology, classification and test methods | Izstrādē |
| 92431 | ISO/AWI 26049 | Jewellery and precious metals — Specifications for spring clasps in jewellery | Izstrādē |
| 57649 | ISO/DIS 11489 | Determination of platinum in platinum jewellery alloys — Gravimetric determination by reduction with mercury(I) chloride | 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 |
| 24455 | ISO/CD 15093 | Jewellery — Determination of platinum in platinum jewellery alloys with minimum fineness of 999/1000 by ICP-solution-spectrometric method | Izstrādē |
| 62228 | ISO/NP 18347 | Chrysoberyl — Specification and test methods | Izstrādē |
| 90124 | ISO/CD 25392-1 | Jewellery and precious metals — Test methods — Part 1: Resistance to damp heat | Izstrādē |
Displaying 81-90 of 104 results.