How to Spot Tungsten-Filled Gold Bars Without Cutting Them
Learn how to detect fake gold and tungsten counterfeits using XRF, Sigma Metalytics, and ultrasonic testing. Protect your investment with these expert bullion verification steps.
Product Portfolio
Complete solutions for jewelry, recycling, and lab testing with trusted precision.
PRECIOUS METAL ANALYZER
VRAY Precious Metals Analyzer which has high sensitivity and resolution for accurate identification of precious metals, ensuring quality craftsmanship.
COATING THICKNESS ANALYZER
VRAY coating thickness analyzer is a device that uses energy dispersive X-ray fluorescence technology to analyze the composition and thickness of coatings.
Ores and Powder Analyzers
VRAY XRF Ores and Powder Analyzers provide rapid, accurate, and non-destructive elemental analysis for mining, geology, and industrial applications.
Day January 12, 2026
The Hidden Dangers of Acid Testing: Why It’s Hurting Your Profits
Hidden dangers of acid testing include damaged inventory, lost profits, and eroded trust. Safer, modern methods protect your business and boost reliability.
Can You Trust the Magnet Test for Gold?
Is the gold magnet test accurate? Learn why magnets fail on high-quality fakes and discover more reliable home tests to verify your jewelry's authenticity today.
Visual Inspection Guide: 7 Signs a Gold Chain Might Be Fake
Learn how to identify fake gold using professional visual inspection techniques. Check hallmarks, magnetism, and discoloration to verify your jewelry's purity.
5 Most Common Types of Fake Gold Jewelry
Learn how to spot counterfeit jewelry in 2026. Identify fake gold materials like gold-plated base metals, tungsten cores, and expert home testing tips to protect your investment.