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Hlavní stránka>BS ISO 23345:2021 Jewellery and precious metals. Non destructive precious metal fineness confirmation by ED-XRF
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sklademVydáno: 2021-06-24
BS ISO 23345:2021 Jewellery and precious metals. Non destructive precious metal fineness confirmation by ED-XRF

BS ISO 23345:2021

Jewellery and precious metals. Non destructive precious metal fineness confirmation by ED-XRF

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Označení normy:BS ISO 23345:2021
Počet stran:16
Vydáno:2021-06-24
ISBN:978 0 539 00675 9
Status:Standard
Popis

BS ISO 23345:2021


This standard BS ISO 23345:2021 Jewellery and precious metals. Non destructive precious metal fineness confirmation by ED-XRF is classified in these ICS categories:
  • 19.100 Non-destructive testing
  • 39.060 Jewellery

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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