Features:
Special designed to verify the gold content in items. Acid changes color based on purity. Very easy to use. Ideal for testing jewelry, , antique gold, silver, collectibles, and more. Apply a drop acid test on touchstone, real gold will stay on the touchstone, fake one will be dissolved or oxidized to blue. Works for testing any gold which you believe to be 10K, 14K, 18K, 22-24K, silver, and pure.

Specifications:
Condition: 100% Brand New
Optional Type: Common, Superior (Small)
Size: Superior (Small): Length: Approx. 6cm / 2.4in, Width: Approx. 3.4cm / 1.3in
Common: Length: Approx. 4.5cm / 1.8in, Width: Approx. 3.9cm / 1.5in

Package List:
1 x Touchstone (Acid Testing Water Not Included)