NF ISO 15093
Jewellery and precious metals - Determination of high purity gold, platinum and palladium - Difference method using ICP-OES
This document specifies the analytical procedure for the determination of gold, platinum and palladium with a nominal content of and above 999 ? (parts per thousand).This document specifies a method intended to be used as the recommended method for the determination of gold, platinum and palladium of fineness of and above 999 ?. For the determination of fineness of and above 999,9 ?, modifications described in Annex B apply.
This document specifies the analytical procedure for the determination of gold, platinum and palladium with a nominal content of and above 999 ? (parts per thousand).
This document specifies a method intended to be used as the recommended method for the determination of gold, platinum and palladium of fineness of and above 999 ?. For the determination of fineness of and above 999,9 ?, modifications described in Annex B apply.
ISO 15093:2015 specifies an analytical procedure for the determination of either platinum in platinum jewellery alloys, gold in gold jewellery alloys, or palladium in palladium jewellery alloys, with a nominal content of each precious metal of 999 ? (parts per thousand) by measuring specific elements. (See Tables A.1, A.2, and A.3.) ISO 15093:2015 specifies a method intended to be used as the recommended method for the determination of fineness in 999 ? alloys covered by ISO 9202.
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1 Domaine d'application
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2 Références normatives
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3 Termes et définitions
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4 Principe
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5 Réactifs
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6 Appareillage
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7 Échantillonnage
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8 Mode opératoire
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9 Calcul et expression des résultats
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10 Rapport d'essai
- Annexe A Longueurs d'onde
- Annexe B Détermination d'un titre supérieur ou égal à 999,9 pour mille
- Bibliographie
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