
Jewellery and precious metals - Non destructive precious metal fineness confirmation by ED-XRF (ISO 23345:2021) (Endorsed by Asociación Espanola de Normalización in May of 2026.)
NORMA vydána dne 1.5.2026
Designation standards: UNE-EN ISO 23345:2026
Publication date standards: 1.5.2026
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE