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METHYL ORANGE (ACS) pdf-img printer-img

  • C.A.S. No.
  • 547-58-0
  • C.I. NO.
  • 13025
  • M.F.
  • C14H14N3SO3Na
  • M. Wt.
  • 327.34gm/mole

Specifications:

  • Dye content
  • > 95%
  • Solubility 0.1 % (Water )
  • Clear solution
  • Transition range
  • pH 3.1- 4.4 Pink-Orange-Yellow
  • Abxorption maximum (pH 3.1) λ1max
  • 501-504nm
  • Abxorption maximum (pH 4.4) λ2max
  • 467-471nm
  • Absorptivity maximum (A1%/1cm at pH 3.1 at λ1max)
  • 1050-1150
  • Absorptivity maximum (A1%/1cm at pH 4.4 at λ2max)
  • 750-850
  • Loss on drying (110oC)
  • < 8 %
organic structure
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