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2,2′-(1,4-Phenylene)bis-1H-benzimidazole-4,6-disulfonic acid

2,2′-(1,4-Phenylene)bis-1H-benzimidazole-4,6-disulfonic acid
2,2′-(1,4-Phenylene)bis-1H-benzimidazole-4,6-disulfonic acid
Product Code : 430
Product Description

2,2′-(1,4-Phenylene)bis-1H-benzimidazole-4,6-disulfonic acid

analytical reference material

Synonym: Bisdisulizole free acid

  • CAS Number 170864-82-1
  • Empirical Formula (Hill Notation) C20H14N4O12S4
  • Molecular Weight 630.60
  •  

    grade   analytical reference material
    assay   ≥70% (qNMR)
      ≥98.0% (HPLC)
    form   neat
    shelf life   limited shelf life, expiry date on the label
    application(s)   HPLC: suitable
      gas chromatography (GC): suitable
    impurities   ≤20% water
    format   neat

    Analysis Note

    contains free H2SO4

     


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