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

Standard No.

ISO 23345:2021

Release Date

2021

Published By

International Organization for Standardization (ISO)

Latest

ISO 23345:2021

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.

ISO 23345:2021 history

• 2021 ISO 23345:2021 Jewellery and precious metals - Non destructive precious metal fineness confirmation by ED-XRF