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          Sodium sulfate
          Product name: Sodium sulfate
          CAS NO: 7757-82-6;15124-09-1
          Molecular weight: 142.0432 
          EC NO: 231-820-9
          Molecular formula: Na2SO4
          InChI: InChI=1/2Na.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
          Structural formula:
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