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        NTS

        4-NITROTOLUENE-2-SULFONIC ACID (PNTOSA/NTS)

        Chemical Name: 4-nitrotoluene-2-sulfonic acid 

         
        • 121-03-9

          CAS No.

        • Molecular Formula

        • 253.23

          Molecular Weight

         
        Structure Formula:
         

        Specification:

        Items Index of quality
        Appearance Milky white crystal
        Contents % ≥80.0(not including 2H2O)
        Insoluble in water % ≤0.1
        Free Acid % ≤1.0
        Free Water % ≤5.0

        sage: It is a kind of dyes intermediates. Can be used in manufacture of yellow R, dark brown MM.

        Packing: 25kg net poly-woven bags or as customers’requirments.


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