14k Gold Testing Acid 10 Bottles Christmas Xmas Present Gifts Hanukkah Kwanzaa Black Friday Cyber Monday Reliable means to test gold you believe to be 14K pure Acid changes color to indicate purity Each bottle contains one half-ounce (0.5 oz;15ml) of solution Enables you to test BEFORE YOU BUY from flea markets, auctions, stores, et c Ships to you fast