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▲(1)The high precise AU-300K precious metal detector weighting resolution:0.005g,minimum weight:4g,density resolution:0.001g/cm3. Data interface is

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AU-120K 0.001g/cm3 Top Precision Precious Metal Densitometer Digital Electronic Gold Purity Testing Machine with Karat Gold Platinum Silver Jewelry Materials Density Tester Meter

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

VTSYIQI Digital Electronic Gold Density Meter Tester Gold Purity Analyser Gold Karat Measuring Device Densimeter Precious Metal Tester with 300g

Gold Purity Tester Machine, Gold Measurement Machine