Norm
[AKTUELL]
UNE-EN ISO 11426
UNE-EN ISO 11426
Jewellery and precious metals - Determination of gold - Cupellation method (fire assay) (ISO 11426:2021)
Titel (englisch)
Jewellery and precious metals - Determination of gold - Cupellation method (fire assay) (ISO 11426:2021)