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      av无码东京热亚洲男人的天堂

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                 4,4’-Diaminostilbene-2,2’-disulf..
                 p-nitrotoluene-o-sulfonic acid ..
                 4,4-Dinitrostilbene-2,2-disulfon..
                 Aniline-2,5-disulfonic acid mono..
                 Para Amino Azo Benzene 4 Sulfoni..
                 4-aminobenzene-1,3-disulphonic a..
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            Products

          Chemical name: 4-aminobenzene-1,3-disulphonic acid 
          Structural formula: 
           
          Chemical formula: C30H26N4Na2O8S2     
          Molecular weight: 253.25
          CAS NO.: 137-51-9

          Item Index
          (1)Appearance Off White To Light Greyr
          (2)Purity  98% Min
          (3) Insoluble Less than 0.3% Max
          (4) Solubility Freely Soluble in Water

          Packing: 25kgs HDPE Bag with Inner liner as per Export Standard or.As per customers' requirement..
          Application:  C.I. No. 26340 – Acid Jet Black R
                        C.I. No. 30050 – Direct 79
                        C.I. No. 14275 – Acid Chrysoln. 56X
                        C.I. No. 61969 – Reactive Blue 98