Reģistrācijas numurs (WIID)Projekta Nr.NosaukumsStatuss
85221ISO 18214:2024Jewellery and precious metals — Determination of high purity gold, silver, platinum and palladium — Difference method using SPARK-OESStandarts spēkā
73854ISO 22764:2020Jewellery and precious metals — Fineness of solders used with precious metal jewellery alloysStandarts spēkā
85814ISO 19376-1:2025Jewellery and precious metals — Vocabulary — Part 1: Precious metals and unitsStandarts spēkā
65409ISO 8654:2018Jewellery — Colours of gold alloys — Definition, range of colours and designationStandarts spēkā
Attēlo no 101. līdz 104. no pavisam 104 ieraksta(-iem).