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sklademVydáno: 2021
ISO 23345:2021
ISO 23345:2021-Jewellery and precious metals — Non destructive precious metal fineness confirmation by ED-XRF
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Anglicky PDF
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1800 Kč
Francouzsky PDF
K okamžitému stažení
1800 Kč
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1800 Kč
Francouzsky Tisk
Skladem
1800 Kč
Označení normy: | ISO 23345:2021 |
Počet stran: | 7 |
Vydání: | 1 |
Vydáno: | 2021 |
Popis
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.