Complete JSP GTE Precious Metal Testing Kit ? Gold Silver + Magnet White Stone ? 8 Piece Set This easy-to-use, high-quality testing kit from JSP GTE is designed to accurately determine the karat value and purity of gold, silver, and platinum in jewelry, coins, bars, scrap, and more! ? How it Works: Scratch your item onto the included 2"x2" GTE White Test Stone, apply a drop of the correct testing solution, and observe the reaction. It?s fast, reliable, and beginner-friendly?perfect for jewelers, collectors, investors, and hobbyists. ?? What?s Included in This 8-Piece Kit: JSP 9K Gold Testing Solution ? 0.5 oz (14 g) JSP 10K Gold Testing Solution ? 0.5 oz (14 g) JSP 14K Gold Testing Solution ? 0.5 oz (14 g) JSP 18K Gold Testing Solution ? 0.5 oz (14 g) JSP 22K Gold Testing Solution ? 0.5 oz (14 g) GTE Neutralizer Solution - 0.5 oz (14 g) Used to clean the test stone in between each test as to not contaminate further testing GTE 2"x2" Premium White Test Stone ? With rubber backing for non-slip use Rare Earth N35 Neodymium Magnet ? Detects magnetic base metals Includes a full-color instruction guide with karat chart to help you get started quickly and confidently. ? Why Choose This Kit? Fresh acids, guaranteed Each bottle provides hundreds of tests Compact size for travel, estate sales, shows, or field testing Works on all types of gold, silver, platinum, and metals ?? A must-have for anyone working with or investing in precious metals. ? Ships fast from the USA. ? Easy-to-follow instructions included. Have questions? We?re happy to help?just send us a message!