Testing Stone, Gold Testing Stone, Portable 3inx1.5in/3.9inx2in S/L Touchstone Testing Silver for Testing Gold for Testing Jewelry Testing Platinum(Large)-Fast Shipping

Description

[Touchstone] – This touchstone is used to verify the gold content in items

[Feature] – Apply a drop acid test on touchstone, real gold will stay on the touchstone, fake one will be dissolved or oxidized to blue

[Suitable] – This solution works for testing any gold which you believe to be 10K, 14K, 18K, 22-24K, silver, and platinum pure

[Easy to Use] – Acid changes color based on purity. Very easy to for testing jewelry, coins, antique gold, silver, platinum

[After Sale Service] — Good offers a variety range of novelty items to you have ANY questions, please email us and BELIEVE us, we will reply you soon.