ISO/TC 174
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 74902 | ISO/CD 15096 | Jewellery — Determination of silver in 999 0/00 silver jewellery alloys — Difference method using ICP-OES | Izstrādē |
| 62226 | ISO/NP 18345 | Beryl — Specification and test methods | Izstrādē |
| 62228 | ISO/NP 18347 | Chrysoberyl — Specification and test methods | 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 |
| 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 |
| 19531 | ISO/CD 11596 | Jewellery — Guidance on sampling precious metal alloys | Izstrādē |
| 19443 | ISO/WD 11492 | Determination of platinium in platinum jewellery by flame atomic absorption spectrophotometry | Izstrādē |
| 19444 | ISO/WD 11493 | Determination of gold in white gold jewellery alloys — ICP — Solution spectrometric method | Izstrādē |
| 21826 | ISO/WD 13371 | Jewellery — Determination of palladium in palladium jewellery alloys — Atomic absorption spectrophotometric method | Izstrādē |
| 62234 | ISO/NP 18354 | Quartz — Specification and test methods | Izstrādē |
Displaying 91-100 of 104 results.