DIN Standards Committee Optics and Precision Mechanics
DIN EN ISO 11426
Jewellery and precious metals - Determination of gold - Cupellation method (fire assay) (ISO/DIS 11426:2020); German and English version prEN ISO 11426:2020
Schmuck und Edelmetalle - Bestimmung von Gold - Dokimastisches Verfahren (ISO/DIS 11426:2020); Deutsche und Englische Fassung prEN ISO 11426:2020
Responsible national committee
NA 027-04-04 AA - Methods of analysis for determination of fineness of precious metals
Responsible european committee
CEN/TC 410 - Jewellery and precious metals