The genuine PuriTEST 2" x 2" Acid Test Stone is designed for use with testing acids to help determine the purity and karat value of gold, silver, platinum, and other precious metals.

To test your item, simply make a small scratch on the testing stone using the piece being tested. Apply a drop of the appropriate testing acid to the streak and observe the reaction to help identify the metal content.

The stone features a rubber backing that provides a stable, non-slip surface for safe and accurate desktop testing.

Note: Testing acids are sold separately.

This testing stone is ideal for jewelers, pawn shops, gold buyers, collectors, and anyone who regularly tests precious metals.

This 2-piece kit includes

• PuriTEST 2" x 2" Acid Test Stone with rubber backing for non-slip testing
• Easy-to-follow instruction booklet

This tool is a must-have for anyone who buys, sells, or evaluates gold, silver, or platinum.

If you have any questions, please feel free to contact us. We look forward to serving you.

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