Reference number
ISO 23345:2021
© ISO 2025
International Standard
ISO 23345:2021
Jewellery and precious metals — Non destructive precious metal fineness confirmation by ED-XRF
Edition 1
2021-06
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Published (Edition 1, 2021)

ISO 23345:2021

Language
Format
CHF 65
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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

  • Status
     : Published
    Publication date
     : 2021-06
    Stage
    : International Standard published [60.60]
  • Edition
     : 1
    Number of pages
     : 7
  • Technical Committee :
    ISO/TC 174
    ICS :
    19.100  39.060 
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