Ammonium sulphate with the chemical formula NHSO is a chemical compound widely used as a fertilizer in agriculture
It provides two essential nutrients nitrogen which helps plants grow and sulphur which improves crop quality Its particularly useful in alkaline soils because it helps lower the soils pH while supplying nutrients
Apart from agriculture ammonium sulphate is also used in the chemical pharmaceutical and food industriesfor example in protein purification and as a food additive