Sparex 2-1/2 Lb Bag,

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Dry granular acid compound specially made for pickling and the cleaning and removing of surface oxidation and scale from copper and silver. Non-flammable and non-explosive. Easy to use, for removing Fire Scale from Gold, Silver, and Copper, after Soldering. Sparex is a non-flammable granular compound, and mixes with water. Mix about 1 Teaspoon of Sparex per 1 cup of water, preferably in a crock pot or our SO584 Hot Pot. Heat to about 180* and it's ready to work. Use Copper Tongs to remove items from the Pot. Show more