Ammonium Sulfate What is Ammonium Sulfate? Ammonium sulfate, or [(NH4)2SO4], is an inorganic crystalline salt used in wine, baking, sausage casing and other foods. Its addition to baked goods provides many benefits, including: Dough strengthening and conditioning Dough stabilizing Buffering Bread quality enhancing Yeast survival and growth Origin and Commercial [...]