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

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NEWTRY Digital Electronic Precious Metal Tester Gold Purity Analyser Karat Detector Meter Measuring Machine Testing Machine Density Tester Densimeter (DH-300K): : Tools & Home Improvement

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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

Digital Electronic Gold Density Meter Gold Purity Tester Gold Purity Analyser Gold Karat Measuring Device Densimeter Precious Metal Tester with 120g

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

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