Jewellery and precious metals - Non-destructive precious metal fineness confirmation by ED-XRF (ISO 23345:2021); German and English version prEN ISO 23345:2025
German title
Schmuck und Edelmetalle - Zerstörungsfreie Bestätigung des Feingehalts von Edelmetallen durch ED-XRF (ISO 23345:2021); Deutsche und Englische Fassung prEN ISO 23345:2025
Date of issue
2025-10-24
Publication date
2025-11
Original language
German,
English
Pages
25
Date of issue
2025-10-24
Publication date
2025-11
Original language
German,
English
Pages
25
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