GOLD TESTING STONE
The gold testing stone is a touchstone method for testing the purity of gold as well as identifying the precious metals such as silver, platinum and more.
FEATURES
- Ideal for testing jewelry, coins, gold antique, silver and platinum collectibles.
- By simply applying a drop acid test on touchstone, real gold will stay on the touchstone, and fake one will be dissolved or oxidized to blue.
- This works for testing any gold which you believe to be 10K, 14K, 18K, 22K, 24K, silver and platinum.
| TECHNICAL SPECIFICATIONS | |
| Model: | GTS-3 |
| Color: | Black |
| Dimension size (LxWxH): | 74x44x6 mm |
| Weight: | 55 g |
