Guide
How to Read Gold Acid Test Results: What the Di...
Confused about whether your gold acid test passed or failed? Learn the simple "dissolving line" rule pros use to read results, decode reaction colors, and troubleshoot why high-karat gold won't...
How to Read Gold Acid Test Results: What the Di...
Confused about whether your gold acid test passed or failed? Learn the simple "dissolving line" rule pros use to read results, decode reaction colors, and troubleshoot why high-karat gold won't...
Stainless Steel vs Gold & Silver Acid Tests: Wh...
Stainless steel can fool gold and silver acid tests, sometimes "passing" as 18K gold and failing to turn silver acid red. Here's exactly what happens, why it tricks resellers and...
Stainless Steel vs Gold & Silver Acid Tests: Wh...
Stainless steel can fool gold and silver acid tests, sometimes "passing" as 18K gold and failing to turn silver acid red. Here's exactly what happens, why it tricks resellers and...
Gold-Filled vs Gold-Plated vs Solid Gold: How t...
Learn how to tell gold-filled, gold-plated, vermeil, and solid gold apart using hallmarks, wear patterns, magnet and density checks, and scratch-stone plus acid tests used by professionals.
Gold-Filled vs Gold-Plated vs Solid Gold: How t...
Learn how to tell gold-filled, gold-plated, vermeil, and solid gold apart using hallmarks, wear patterns, magnet and density checks, and scratch-stone plus acid tests used by professionals.
How to Test Gold with Nitric Acid: Step-by-Step...
Learn how to test gold with nitric acid like a pro. Step-by-step safety setup, accurate karat reading from 10K to 22K, color reaction chart, and the pro tips that prevent...
How to Test Gold with Nitric Acid: Step-by-Step...
Learn how to test gold with nitric acid like a pro. Step-by-step safety setup, accurate karat reading from 10K to 22K, color reaction chart, and the pro tips that prevent...
Best Gold Testing Kit in 2026: Complete Buyer's...
Looking for the best gold testing kit in 2026? This buyer's guide compares acid kits vs electronic testers, breaks down which features actually matter, and helps you pick the right...
Best Gold Testing Kit in 2026: Complete Buyer's...
Looking for the best gold testing kit in 2026? This buyer's guide compares acid kits vs electronic testers, breaks down which features actually matter, and helps you pick the right...
Pawn Shop Gold Testing: How Pros Authenticate J...
Ever wonder what happens when a pawn shop tests your gold? Here's the exact 3-step process pros use to authenticate jewelry in under 60 seconds — and how you can...
Pawn Shop Gold Testing: How Pros Authenticate J...
Ever wonder what happens when a pawn shop tests your gold? Here's the exact 3-step process pros use to authenticate jewelry in under 60 seconds — and how you can...
The TrueAssay Journal
Expert guides, testing tutorials, and industry insights from the TrueAssay team. Learn how professional jewelers, pawn shops, and refiners authenticate precious metals — and how you can apply the same techniques.