DIN Standards Committee Optics and Precision Mechanics
ISO/DIS 11494
Jewellery and precious metals - Determination of platinum - ICP-OES method using an internal standard element
Schmuck und Edelmetalle - Bestimmung von Platin - ICP-OES-Verfahren unter Verwendung eines internen Standardelements
Responsible national committee
NA 027-04-04 AA - Methods of analysis for determination of fineness of precious metals