NA 027
DIN Standards Committee Optics and Precision Mechanics
Draft standard
[Withdrawn]
DIN EN ISO 9202
DIN EN ISO 9202
Jewellery - Fineness of precious metal alloys (ISO 9202:2014); German and English version prEN ISO 9202:2016
Title (German)
Schmuck - Feingehalt von Edelmetalllegierungen (ISO 9202:2014); Deutsche und Englische Fassung prEN ISO 9202:2016
Responsible national committee
NA 027-04-04 AA - Methods of analysis for determination of fineness of precious metals