ISO/TC 174
Registration number (WIID) | Project No. | Title | Status |
---|---|---|---|
74900 | ISO/CD 11494 | Jewellery — Determination of platinum in platinum jewellery alloys — ICP-OES method using yttrium as internal standard element | Izstrādē |
74901 | ISO/CD 11495 | Jewellery — Determination of palladium in palladium jewellery alloys — ICP-OES method using yttrium as internal standard element | Izstrādē |
74902 | ISO/CD 15096 | Jewellery — Determination of silver in 999 0/00 silver jewellery alloys — Difference method using ICP-OES | Izstrādē |
74903 | ISO/CD 15093 | Jewellery — Determination of precious metals in 999 0/00 gold, platinum and palladium jewellery alloys — Difference method using ICP-OES | Izstrādē |
75272 | ISO 23345:2021 | Jewellery and precious metals — Non destructive precious metal fineness confirmation by ED-XRF | Standarts spēkā |
75282 | ISO 15093:2020 | Jewellery and precious metals — Determination of high purity gold, platinum and palladium — Difference method using ICP-OES | Atcelts |
75283 | ISO 15096:2020 | Jewellery and precious metals — Determination of high purity silver — Difference method using ICP-OES | Atcelts |
75284 | ISO 11495:2019 | Jewellery and precious metals — Determination of palladium in palladium alloys — ICP-OES method using an internal standard element | Standarts spēkā |
75285 | ISO 11494:2019 | Jewellery and precious metals — Determination of platinum in platinum alloys — ICP-OES method using an internal standard element | Standarts spēkā |
75692 | ISO 9202:2019 | Jewellery and precious metals — Fineness of precious metal alloys | Standarts spēkā |
Displaying 71-80 of 98 results.