Registration number (WIID)Project No.TitleStatus
38395LVS EN ISO 18323:2015Jewellery - Consumer confidence in the diamond industry (ISO 18323:2015)Standarts spēkā
74954LVS EN ISO 11427:2024Jewellery and precious metals - Determination of silver - Potentiometry using potassium bromide (ISO 11427:2024)Standarts spēkā
38395EN ISO 18323:2015Jewellery - Consumer confidence in the diamond industry (ISO 18323:2015)Standarts spēkā
66904EN ISO 11495:2019Jewellery and precious metals - Determination of palladium in palladium alloys - ICP-OES method using an internal standard element (ISO 11495:2019)Izstrādē
66903EN ISO 11494:2019Jewellery and precious metals - Determination of platinum in platinum alloys - ICP-OES method using an internal standard element (ISO 11494:2019)Izstrādē
75573EN ISO 11490:2023Jewellery and precious metals - Determination of palladium - Gravimetry using dimethylglyoxime (ISO 11490:2023)Izstrādē
74954EN ISO 11427:2024Jewellery and precious metals - Determination of silver - Potentiometry using potassium bromide (ISO 11427:2024)Standarts spēkā
67096EN ISO 11426:2021Jewellery and precious metals - Determination of gold - Cupellation method (fire assay) (ISO 11426:2021)Izstrādē
75572EN ISO 11210:2023Jewellery and precious metals - Determination of platinum - Gravimetry using ammonium chloride (ISO 11210:2023)Izstrādē
14115EN 28653:1992Jewellery - Ring-sizes - Definition, measurement and designation (ISO 8653:1986)Izstrādē
Displaying 1-10 of 12 results.