This International Standard specifies fineness levels for precious metal alloys (excluding solders) recommended for use in jewelry. National legal requirements for the designation, labeling and embossing of products must be taken into account in accordance with the regulations applicable in the respective country.
EN ISO 9202:2016 Referenced Document
ISO 11210:2014 Jewellery - Determination of platinum in platinum jewellery alloys - Gravimetric method after precipitation of diammonium hexachloroplatinate
ISO 11426:1997 Determination of gold in gold jewellery alloys - Cupellation method (fire assay)
ISO 11427:2014 Jewellery - Determination of silver in silver jewellery alloys - Volumetric (potentiometric) method using potassium bromide
ISO 11490:1995 Determination of palladium in palladium jewellery alloys - Gravimetric determination with dimethylglyoxime
ISO 11494:2014 Jewellery - Determination of platinum in platinum jewellery alloys - ICP-OES method using yttrium as internal standard element
ISO 11495:2014 Jewellery - Determination of palladium in palladium jewellery alloys - ICP-OES method using yttrium as internal standard element
ISO 13756:1997 Determination of silver in silver jewellery alloys - Volumetric (potentiometric) method using sodium chloride or potassium chloride
ISO 15093:2008 Jewellery - Determination of precious metals in 999 <0/00> gold, platinum and palladium jewellery alloys - Difference method using inductively coupled plasma optical emission spectroscopy (ICP-OES)
ISO 15096:2008 Jewellery - Determination of silver in 999 <0/00> silver jewellery alloys - Difference method using inductively coupled plasma optical emission spectroscopy (ICP-OES)
EN ISO 9202:2016 history
2019EN ISO 9202:2019 Jewellery and precious metals - Fineness of precious metal alloys
2016EN ISO 9202:2016 Jewellery - Fineness of precious metal alloys
EN ISO 9202:2016 Jewellery - Fineness of precious metal alloys has been changed from EN 29202:1992 Jewellery - Fineness of Precious Metal Alloys (ISO 9202 : 1991).