OS GSO ISO 23345:2022
ISO 23345:2021
Omani Standard
Current Edition
·
Approved on
10 October 2022
Jewellery and precious metals — Non destructive precious metal fineness confirmation by ED-XRF
OS GSO ISO 23345:2022 Files
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OS GSO ISO 23345:2022 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.
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