Au · Z=79
Gold
Gold purity testing for jewelry, bullion, and recycling. XRF detects Au and fraudulent alloying elements.
Detection Range
Max / Ultra recommended
XRF Notes
Au Lα lines used for karat determination. Also detect Cu, Ag, Zn adulterants.
Common Applications
- • Jewelry karat testing
- • Bullion verification
- • Scrap gold sorting