NA 027
DIN Standards Committee Optics and Precision Mechanics
Draft standard
[Withdrawn]
ISO/DIS 22764
ISO/DIS 22764
Jewellery and precious metals - Precious metal - Fineness of solders used with precious metal jewellery alloys
Title (German)
Schmuck und Edelmetalle - Edelmetalle - Feingehalt von Loten zur Verwendung mit Edelmetalllegierungen
Responsible national committee
NA 027-04-04 AA - Methods of analysis for determination of fineness of precious metals