GTE Acid Test Neutralizer Kit? 1/2 oz This essential GTE Acid Test Neutralizer Kit is designed to keep your testing process clean and safe. Perfect for cleaning your test stone between uses to ensure accurate results, while also protecting your fingers, clothing, and personal items from potential staining or burns. Kit Includes: 3 Bottles of GTE Neutralizer Solution (1/2 oz per bottle) How to Use: Simply squeeze 1 drop of the Neutralizer Solution onto your test stone after each test. Use a paper towel to blot the stone clean, preventing any contamination from previous tests and ensuring consistent, accurate results. Note: Test stone sold separately. Protect Preserve: The GTE Neutralizer helps to neutralize acids on your test stone, keeping it in top condition for many uses. It also protects your skin and personal items from harmful acid splashes, ensuring a safe and efficient testing process. Made in the USA A must-have for anyone using acid test kits to determine the purity of jewelry, metals, and more!