This is for a set of 2 - JSP® GT44 14K Gold Testing Acid – Precision Testing Solution for Jewelers & Collectors. This premium liquid testing solution is trusted by professionals, providing fast and precise results for jewelers, collectors, and appraisers.

JSP® GT44 14K Gold Testing Acid – Precision Testing Solution for Jewelers & Collectors. Why Choose JSP® GT44?. This premium liquid testing solution istrusted by professionals, providing fast and precise results forjewelers, collectors, and appraisers.