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                  Ammonium sulfate
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          Product Name: Ammonium sulfate
          English Name: Ammonium sulfate
          Alias: Ammonium sulfate (2:1); ammonium sulfate, solution; diammonium sulfate; sulfate, ammonium; sulfuric acid, diammonium salt; ammonium sulphate
          CAS RN: 7783-20-2
          EINECS: 231-984-1
          Molecular Formula: (NH4)2·SO4
          Molecular Weight: 132.1392
          Dangerous Mark: Xi:Irritant
          Risk Terminology: R36/37/38;
          Safety Terminology: S26; S37/39;
          Properties: Pure product is colorless, transparent orthorhombic crystal.
          Relative Density: 1.769(50℃)
          Solubility: Easily soluble in water (70.6g/100ml of water at 0℃, 103.8g/100ml of water at 100℃), aqueous solution presents acid. Insoluble in alcohol, acetone and ammonia.
          Use: Used for fertilizer, welding agent, fire-proofing agent for textile and salting-out agent in pharmaceutical, etc.




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