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09/28/2023 9:30 PM     Current Market Spot Prices:     Gold:  $1,866.38/ozt   Silver:  $22.83/ozt   Platinum:  $933.25/ozt   Palladium:  $1,313.90/ozt  

Thursday, February 19, 2015

How To Test Gold: The Expert Way

 KMG Gold Recycling X-ray fluorescence spectrometry, or XRF technology bombards a metal item with X-rays and measures the amount of X-rays reflected back. The machine then compares "known" values for specific elements and determines what each of the elements are in the item with an accuracy of 0.01%. A gold ring, for example, may contain 41% gold, 10% silver, 45% copper and 4% zinc.

X-ray Fluorescence Spectrometer-1X-ray Fluorescence Spectrometer-2

This machine is invaluable for the determination of purity in metals and is the state of the art technology. KMG Gold has the only privately owned XRF machine between Toronto and Calgary. The Gold Buyer Experts-KMG Gold.
Posted by Mike Gupton at 2:49 PM 0 Comments