New Electronic Gold Tester Machine ,Gold Densimeter Purity Tester 0.001g/cm3

Density precision 0.001g/cm. copper), gold purity%(including gold-copper-silver, gold-silver, gold-copper). USE HBM Sensor. With the special software design, it can directly and circularly show the gold karat (including gold-copper-silver, gold-silver, gold-.

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