Ammonium Sulphate

Ammonium Sulphate  Industry and Fertilizer Usage   Molecular Formula: (NH4)2SO4   National Standard: GB535-1995   Appearance: Crystalline or White Granular   Packing: Plastic woven bag inner with plastic bag,   50kg/1000kg in net,   25MT in each 20ft container without pallets.   Application:   Ammonium sulphate is good nitrogen fertilizer, which is suitable for general soil and crops.   It can make branches and leaves grow vigorously, improve fruit quality and yield, and   enhance the resistance of crops to disasters. It can be used as base fertilizer, topdressing   fertilizer and seed fertilizer. Ammonium sulphate could be used to produce ammonium   chloride, ammonium aluminum sulphate, it can enhance conductivity by adding to   electroplating bath. It is also catalyst for food sauce color, a nitrogen source of cultivating   yeast in the production, it is also used in beer brewing, chemical reagents and battery   production, mining rare earths, protein purification process in biological field.   Specification: Inspection Items Unit Fine Grade First Grade Regular Grade Nitrogen Content % 21.0min 21.0min 20.5min Sulphur(S) % 23.0min 23.0min 23.0min Moisture % 0.2max 0.3max 1.0max Free Acid(H2SO4) % 0.03max 0.05max 0.2max Iron % 0.07max -- -- As   0.5ppm max -- -- Heavy Metal(Pb)   50ppm max -- -- Water Insoluble % 0.01max -- -- Appearance % White crystal, No impurities, Free flowing