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

ISO 23345:2021

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

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Označení normy:ISO 23345:2021
Počet stran:7
Vydání:1
Vydáno:2021
DESCRIPTION

ISO 23345:2021


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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