... sulfate dissolved in distilled water, except the addition of arsenic and heavy metals in solution purification agents, ... drying. Used as food additives, as dough conditioner, yeast nutrients. (4 )used in biochemistry, common salt, salting, ... 26%.Density1.769g/cm3Decomposition temperature235 degrees centigradeColorPure chemicals of ammonium sulfate are colorless rhombic crystals. Industrial products ...