Professional Gold Tester Machine,Essential for Bank Auditors and Lab Technicians Verifying Precious Metals in Jewelry Industry, Pawn Shops, and Research Facilities 300g

Struggling with Imprecise Gold Purity Tests or Complex Solid Density Analysis?Our Gold Purity Content Detector is your ultimate preliminary screening tool! Non-destructive testing, delivers results in seconds, super efficient and easy to operate. Engineered for jewelers, pawnshops, banks, and research labs!▲Principle: According to Archimedes principle buoyancy method, accurate and fast reading of gold (k number), density and purity %. Gold purity content detector/Gold K value tester/Gold and silver density meter, large LCD for clearer viewing, which is easy to assemble, wear-resistant, anti-fall and anti-corrosion.▲Applicable To: Gold, silver, K gold, palladium, platinum, platinum▲Model：A, B, C▲Weighing Range:A: 0.01-300gB: 0.01-600gC: 0.01- 1200g▲Density Accuracy: 0.001g/cm³▲Pack size:43*36*20cm▲Display value density, volume, purity, K value▲Package:1 x Main engine1 x Sink1 x Measuring table1 x Tweezers1 x Weights1 x InstructioTest Steps:*Test the weight of gold/sample in air, press the MODE key memory.*Test the weight of gold/sample in water, press the MODE key memory, directly display the density value.*Press MODE key to display gold purity %; Then press the 0 key to display the number of gold K.*The screen directly displays the value of the test sample, and the printer can be connected to print the test value*Through the density value to determine the true value of jewelry/sample.

• 【Two-Step Fast & Accurate Testing – Precision That Protects Value】
• Get lab-accurate results in seconds with just two simple weighings. This non-destructive density tester determines gold karat and precious metal purity (%) without cutting, scratching, or acid—keeping jewelry, bars, and collectibles perfectly intact. Ideal for professionals who need reliable data without compromising value.
• 【High-Precision HBM Sensor – Stable & Multi-Metal Compatible】
• Equipped with advanced HBM sensors (low-temp drift), it offers 0.001g high-precision weighing and up to 1200g capacity. Test gold, silver, platinum, and palladium with confidence—or use it as a precision balance. The large tank reduces buoyancy errors, and real-time temp calibration ensures consistent, repeatable results every time.
• 【Portable & Rechargeable – Test Anytime, Anywhere】
• Lightweight and cordless with a built-in rechargeable battery—perfect for trade shows, flea markets, pawn shops, or fieldwork. No power? No problem. The clear LCD screen instantly shows weight, density, purity, and karat, so you can make fast, informed decisions on the spot.
• 【Smart Data Output – Streamline Your Workflow】
• Designed for jewelers, dealers, and refineries, this tester features RS-232 output for optional printer connection (XF-68 compatible). Easily record and print test results for documentation, reporting, or customer verification—saving time and reducing manual errors.
• 【60-Second Readings – One Tool for Multiple Metals】
• With one-button operation, get full readings of density, purity, and K-value in under 60 seconds. Works for gold, silver, platinum, palladium, and more. Long battery standby and wide metal compatibility make it the essential tool for jewelers, pawnbrokers, and multi-metal professionals.