Resumen
This document describes an analytical method for the determination of gold in jewellery alloys with a nominal content of up to 990 ‰ (per mil), including alloys according to DIN EN ISO 9202 using inductively coupled plasma emission spectrometry. Preferentially the gold content of the alloys lies between 50 ‰ (parts per thousand) and 990 ‰ gold.
Informaciones generales
-
Estado: En desarrolloEtapa: Nuevo proyecto registrado en el programa de trabajo TC/SC [20.00]
-
Edición: 1
-
Comité Técnico :ISO/TC 174
- RSS actualizaciones