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OENORM EN ISO 9202
Jewellery and precious metals - Fineness of precious metal alloys (ISO 9202:2019)
Edition
2019-11-01
NF A70-010 ; NF EN 28653:1993-06-01
Jewellery. Ring-sizes. Definition, mesurage et designations
Edition
1993-06-01
OENORM EN ISO 11426
Jewellery and precious metals - Determination of gold - Cupellation method (fire assay) (ISO 11426:2021)
Edition
2021-06-01
OENORM EN ISO 11210
Jewellery and precious metals - Determination of platinum - Gravimetry using ammonium chloride (ISO 11210:2023)
Edition
2023-06-01
OENORM EN ISO 11490
Jewellery and precious metals - Determination of palladium - Gravimetry using dimethylglyoxime (ISO 11490:2023)
Edition
2023-06-01
OENORM EN 28653
Jewellery - Ring-sizes - Definition, measurement and designation (ISO 8653:1986)
Edition
1993-06-01
ASTM F 2999
Standard Consumer Safety Specification for Adult Jewelry
Edition
2019
ASTM F 2923
Standard Specification for Consumer Product Safety for Children's Jewelry
Edition
2020
OENORM EN ISO 11427
Jewellery and precious metals - Determination of silver in silver alloys - Potentiometry using potassium bromide (ISO/DIS 11427:2023)
Edition
2023-04-15
OENORM EN ISO 11494
Jewellery and precious metals - Determination of platinum in platinum alloys - ICP-OES method using an internal standard element (ISO 11494:2019)
Edition
2019-11-01
