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EN ISO 23345:2026

Jewellery and precious metals - Non destructive precious metal fineness confirmation by ED-XRF (ISO 23345:2021) EN ISO 23345:2026

Publication date:   May 18, 2026

General information

60.60   Standard published   Mar 18, 2026

CEN

CEN/TC 410 Consumer confidence and nomenclature in the diamond industry

European Norm

19.100   Non-destructive testing | 39.060   Jewellery

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Scope

This document describes a non-destructive method to verify (confirm) the precious metal fineness of finished and semifinished jewellery item(s) considered homogeneous by ED-XRF (energy dispersive X-ray fluorescence), including alloys according to ISO 9202.
This document is not suitable for any coated items. WD-XRF (wavelength dispersive X-ray fluorescence) equipment cannot be used.

Life cycle

NOW

PUBLISHED
EN ISO 23345:2026
60.60 Standard published
Mar 18, 2026

Relations

Adopted from ISO 23345:2021 IDENTICAL




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