Practical Acid Testing Water Portable Jewelry True Gold Detecting Tool

1This product is used to verify the gold content in items 2Apply a drop of this solution to the small sample item to be tested, real gold will stay on the touchstone, fake one will be dissolved or oxidized to cyan 3This solution works for testing any gold which you believe to be 10K, 14K, 18K, 22-24K, silver, and platinum pure 4Acid changes color based on purity. Very easy to use 5Ideal for testing jewelry, coins, antique gold, silver, platinum collectiblesFeatures:1. This product is used to verify the gold content in items.2. Apply a drop of this solution to the small sample item to be tested, real gold will stay on the touchstone, fake one will be dissolved or oxidizedto cyan.3. This solution works for testing any gold which you believe to be 10K, 14K, 18K, 22-24K, silver, and platinum pure.4. Acid changes color based on purity. Very easy to use.5. Ideal for testing jewelry, coins, antique gold, silver, platinum collectibles.Specification:Condition: 100% Brand NewItem Type: Acid Testing WaterMaterial: Glass + LiquidColor: As Shown in the PictureSize: Approx. 1.2 * 3 * 4.7cm / 0.47 * 1.18 * 1.85inchWeight: Approx. 20gPackage List:1 Bottle of Acid Testing Water (Touchstone is Not Included)Note:1. Don& 39;t let it touch your skin. If it gets on the skin, rinse the burn area with water. It will be better to soak or rinse with weak alkaline solutionsuch as soapy water or soda water if they are available.2. Don& 39;t soak or rinse with strong alkaline solution because it has strong oxidizing and corrosive properties.3. Touchstone is not included.",