PRODUCT DETAILSThis EASY to use genuine JSP & PuriTEST kit will determine the karat value and purity of Gold, and Silver Jewelry, scrap, bars, coins, and much more! Simply scratch the test stone with your jewelry and apply a drop of the acid to the stone and watch the results appear! *Our goal is to make testing your jewelry FUN, FAST, and EASY!*We promise that our acids are guaranteed to be FRESH!*Each bottle will test hundreds of times!*These small bottles are perfect for traveling with or carrying in a purse or briefcase. Quick & easy to use; instructions included.*A MUST-HAVE for anyone who invests in gold, silver, or platinum!This 5 Piece kit includes:- JSP 24K Gold Testing Acid Solution 0.5 oz. (14 g)- JSP Silver Testing Acid Solution 0.5 oz. (14 g)- JSP Platinum Testing Acid Solution 0.5 oz. (14 g)- PuriTEST 2''x4" Large Test Stone with rubber backing to ensure non-slip desktop testing! Can be used for hundreds of tests.- Easy to follow instruction booklet with color chart!If you have any further questions, please feel free to contact us. We look forward to serving you in the future.