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 |
| 92254 | ISO/PWI 15096 | Jewellery and precious metals — Determination of high purity silver — Difference method using ICP-OES | Izstrādē |
| 77587 | ISO/PWI 24016-2 | Jewellery and precious metals Grading Polished Diamonds | Izstrādē |
| 19200 | ISO/TR 11211:1995 | Grading polished diamonds — Terminology and classification | Atcelts |
| 24452 | ISO/WD 11211-3 | Grading polished diamonds — Part 3: Colour of fancy coloured polished diamonds | Izstrādē |
| 37681 | ISO/WD 11426-2 | Determination of gold in gold jewellery alloys — Part 2: Microcupellation method | 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 |
| 24453 | ISO/WD 15092 | Test methods for the use of polished diamonds — Terminology and classification | Izstrādē |
Displaying 91-100 of 104 results.