Bullion dealers and pawn shop owners require appropriate tools to ensure they are providing their customers with pure gold, silver, and other precious metals. Several analytical methods are used to ...

Earlier, people depended on touchstone tests or the local jeweller’s word. Those methods were quick but not always accurate. Today, most stores and manufacturing units use XRF machines, which check ...

The Vanta handheld X-ray fluorescence (XRF) analyzer delivers maximum productivity and optimum accuracy for lead-based paint (LBP) testing. The majority of tests last less than 3 seconds, and the ...