Reference number
ISO 23345:2021
ISO 23345:2021
© ISO 2024
International Standard
ISO 23345:2021
Jewellery and precious metals — Non destructive precious metal fineness confirmation by ED-XRF
Edition 1
2021-06
2021-06
Abstract
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.
General information
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Status: PublishedPublication date: 2021-06Stage: International Standard published [60.60]
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Edition: 1Number of pages: 7
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Technical Committee :ISO/TC 174
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