Display purity percent: The purity content of mixture of gold,silver and copper; ;mixture of gold and copper;mixture of gold and silver. Density resolution: 0.001g/cm3. Display k value: The K value of mixture of gold,silver,and copper; mixture of gold and copper;mixture of gold and silver.
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Display purity percent: The purity content of mixture of gold,silver and copper; ;mixture of gold and copper;mixture of gold and silver. Density
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