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This gold purity tester is an instrument that can quickly distinguish the true and false gold, without damaging the sample, and can quickly display the gold purity content, K value and density value. The product has the characteristics of accurate measurement, simple operation, fast speed and economical performance. Gold purity testers are widely used in pawn shops, precious metal recycling, jewelry shops and other industries.This product does not need to be bundled with test samples, and can accurately and quickly display the gold K value,% content, and density value in only two steps; platinum PT value,% content, and density value; silver S value,% content, and density value; % Content and density value of other alloys. Model: DH-300K Maximum weight: 300g Weight resolution: 0.005g Density resolution: 0.001g/cm3 Measuring time: 15S Testing board: Completed high-capacity plastic testing board Measuring type: Traditional gold and platinum jewelry, necklace, bracelet,ring ,large bullion,craft, and gold, silver, copper, cadmium,nickel,tin.etc. Gold mode: * Display k value: The K value of mixture of gold,silver,and copper; mixture of gold and copper;mixture of gold and silver; * Display purity percent: The purity content of mixture of gold,silver and copper; ;mixture of gold and copper;mixture of gold and silver; * K value: range 9K~24K * Copper and silver proportion setting: Cycle seting as user prefer(default 7:3) Platinum: * Display value: PT percent,density value,volume * PT value range: Pt600 - Pt1000 Measuring container: completed injection forming transparent professional measurement tank (size: length16.9mm x wide9.8mm x high8.3mm) Parameter setting: water temperature setting,measuring medium density setting Principle: Archimedes principle Memory method: Two procedures Correction method: auto correction with one button,auto detection. Output method: output an
