Feature

●This touchstone is used to confirm the gold content in an item
●This solution can be used to test gold which seems to be 10K, 14K, 18K, 22-24K, Silver and Platinum Pure
●Applying Drop Acid Test to Touch Stone, real gold will remain in the touch stone and imitation will melt or oxidize to blue
●Perfect for testing jewelry, coins, antique gold, silver, platinum goods
●Acid changes color based on purity. Very easy to use


Description

Features:
1 This touchstone is used to confirm the gold content in an item.
2. If you apply drop acid test to the touch stone, real gold will remain in the touch stone and imitation will melt or oxidize to blue.
3 This solution can be used to test gold which seems to be 10K, 14K, 18K, 22-24K, Silver and Platinum Pure
4 Acid changes color based on purity. Very easy to use.
5 Perfect for testing jewelry, coins, antique gold, silver and platinum collectibles.

Specifications:
Condition: 100% Brand New
Item Type:Touchstone
Material:Stone
Color: as picture
Size: S, L (optional)
Size: Length: NS 3.8cm / 3in 3.8cm / 1.5in L 9.9cm / 3.9in 5.2cm / 2in
Package List:
1 * Touch stone