Jewellery and precious metals - Determination of platinum in platinum alloys - ICP-OES method using an internal standard element (ISO 11494:2019) (Endorsed by Asociación Espanola de Normalización in November of 2019.)
NORMA vydaná dňa 1.11.2019
Designation standards: UNE-EN ISO 11494:2019
Publication date standards: 1.11.2019
The number of pages: 17
Approximate weight : 51 g (0.11 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE