Jewelry Testing Stones for Gold, Silver, and Platinum
Category: jsp testing acid
About this item
- Ideal for testing jewelry, , antique gold, silver, collectibles
- Apply a drop acid test on touchstone, real gold will stay on the touchstone, fake one will be dissolved or oxidized to blue
- Acid hue alters according to purity levels. Simple to utilize
- This solution works for testing any gold which you believe to be 10K, 14K, 18K, 22-24K, silver, and pure
- This touchstone is used to verify the gold content in items