JSP Gold Silver Appraisal Test Kit ? Always Fresh, Sealed, and Ready to Use! This easy-to-use genuine JSP Gold Silver Appraisal Test Kit is perfect for determining the value and authenticity of your jewelry, scrap, and more! Simply scratch the test stone with your jewelry, apply a drop of the acid solution, and watch the results appear. Note: This kit includes the test stone for your convenience. Fresh Sealed: All acids are guaranteed to be fresh and securely sealed to maintain their effectiveness. This 3-Piece Kit Includes: JSP 10K Gold Testing Acid Solution (0.5 oz bottle) JSP 14K Gold Testing Acid Solution (0.5 oz bottle) JSP Silver Testing Acid Solution (0.5 oz bottle) GTE 2'' x 2'' Scratch Test Stone (Protects jewelry from damage) Also included: Easy-to-follow instruction booklet with a color chart for quick reference. A MUST-HAVE for anyone who invests in gold, silver, and other precious metals!