Product Name: 50% Sop Fertilizer, Potassium Sulphate (powder or granular) Model NO.: 50% potassium sulphate Type: Sop Release Type: Quick Chemical Character: Chemical Neutral Infection on Soil: Physiological Neutral Appearance: Powder or Granular Application: Compound Fertilizer CAS No.: 7778-80-5 Name: Potassium Sulphate Other Name: Sop Purity: 50% or 52% Grade: Fertilizer or Industrial Grade or Feed Grade Classification: Potash Fertilizer Trademark: TC Transport Package: 9.5kg PP Woven Bag Specification: MSDS Origin: China HS Code: 31051000 Product Description Potassium SulphatePhysical and chemical Properties1. Appearance: White granular or powder2. Vapor Pressure: 0.4(1130degC)3. Density: 2.669/cm34. Boiling Point: 1689degC5. Freezing/Melting Point: 1069 deg C6. Solubility: Soluble in water. 111 g/L (20 C)7. Molecular Formula: K2SO48. Molecular Weight: 174.27Potassium Sulphate Use:1) Photographic industry as a photographic fixative.2) The paper industry for pulp bleaching agent after dechlorination.3) Bleached cotton printing and dyeing industry as a dechlorination agent.4) In medicine as a detergent, disinfectant, a laxative.5) The food industry used as chelating agents, antioxidants.Prouct Name:Potassium Sulphate agricultural gradeStandard: GB20406-2006Inspection ItemTest StandardTest ResultAssay (as K2O)%≥5050.45Cl %≤1.50.08Moisture %≤2.00.65Free acid (as H2SO4)%≤0.5ConclusionSuperior product