1.Soil Improvement,Good Fertilizer Agricultural grade ferrous sulfate is used to adjust the pH of the soil.can make the soil alkaline smaller,can be added to the plant;Also be used as fertilizer, is a catalyst for the manufacture green pigment of plants, there is an important role for plant uptake. 2.Water Treatment Ferrous sulfate has been applied for the purification of water by flocculation and for phosphate removal in municipal and industrial sewage treatment plants to prevent eutrophication of surface water bodies. Function of Ammonium sulfate Hot selling 99% Ammonium sulphate bulk Ammonium laureth sulfate Application of Ammonium sulfate (1)Ammonium sulfate is mainly used as fertilizer for a variety of soil and crops. (2 )can also be used in textile, leather, and so on. (3 )consumption from the industrial ammonium sulfate ammonium sulfate dissolved in distilled water, except the addition of arsenic and heavy metals in solution purification agents, filtration, evaporation, cooling crystallization, centrifugal separation, drying. Used as food additives, as dough conditioner, yeast nutrients. (4 )used in biochemistry, common salt, salting, salting initially be upstream from the fermentation products of purified proteins.