Jewellery and precious metals — Non destructive precious metal fineness confirmation by ED-XRF
Joaillerie, bijouterie et métaux précieux — Confirmation du titre de métal précieux par analyse non destructive ED-XRF
19.100 - Non-destructive testing. Including testing equipment: industrial apparatus for X-ray and gamma radiography, penetrant flaw detectors, etc.
39.060 - Jewellery. Including precious metals, precious and semi-precious stones
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Ingles / Frances
