This JSP Gold Testing Stone measures 2 inches by 1 1/2 inches and is used with separately obtained gold-testing acids to help assess gold karat purity. Stone only; acid is not included.
Need acids too? Compare the separate JSP Gold Test Kit for 10K, 14K and 18K, which includes acids and a test stone.
Safety when using acids
Testing acids are corrosive. Follow the acid product’s instructions and safety information, use appropriate protection, keep acids away from children, and handle and dispose of them carefully.


PRODUCT DESCRIPTION