This kit includes 1 bottle of JSP 10K Acid solution, 1 bottle of JSP 14K Acid solution, and 1 bottle of JSP 18K Acid solution. This kit is used to verify the gold content in items!FREE GIFTS: 5 Gram .999 Gold Clad Test Bar! Apply a drop of this solution to a small sample of the item to be tested If the sample disappears, then the item is below the karat of the solution Each bottle weighs 0.5 oz This solution works for testing any gold which you believe to be 10K, 14K, and 18K pure. Acid changes color based on purity. Very easy to use--instuctions included. Ideal for testing jewelry, coins, antique gold collectibles, and more! All products are brand new and sealed, never opened! FREE GIFTS: 5 Gram .999 Gold Clad Test Bar & 5 Grain .999 Silver Test Bar
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