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        2.   Shanghai orgchem co.,ltd.
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          Product Name: p-Toluenesulfonic acid monohydrate
          Structure:
          CAS No.: 6192-52-5
          Molecular Formula: C7H8O3S.H2O
          Molecular Weight: 190.21
           Order: p-Toluenesulfonic acid monohydrate/6192-52-5
           Mail To : Shanghai orgchem co.,ltd.
          Tel: +86-21-58771921
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