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 |
| 19445 | ISO/DIS 11494.2 | Determination of platinum in platinum jewellery alloys — Method using inductively coupled plasma emission spectrometry on a solution with yttrium as internal standard | Izstrādē |
| 92251 | ISO/DIS 11494 | Jewellery and precious metals — Determination of platinum — ICP-OES method using an internal standard element | Izstrādē |
| 57649 | ISO/DIS 11489 | Determination of platinum in platinum jewellery alloys — Gravimetric determination by reduction with mercury(I) chloride | 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 |
| 74902 | ISO/CD 15096 | Jewellery — Determination of silver in 999 0/00 silver jewellery alloys — Difference method using ICP-OES | 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 |
Displaying 41-50 of 104 results.