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According to the water buoyancy method of Archimedes principle, the K value of gold, the PT value of platinum, the density value and the percentage of

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◆ Application:pawn broking, bank, jewelry shop, precious-metals recovery, jewelry factory, Gemstone Testing Center,precious metals researching.etc.In

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◆ The purity of gold,platinum,and other precious metals can be measured in a short time.; Multi-mode,gold mode,platinum mode,other precious metals

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SCIENTIFIC APPLIANCE-----Combine Archimedes principle with micro electronic technique and adopt sensor imported from Germany,the purity can be

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