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  • C.A.S. No.
  • 6226-79-5
  • C.I. NO.
  • 27195
  • M.F.
  • C22H12N4Na4O13S4
  • M.W.
  • 760.58gm/mole

Specifications:

  • Dye content (Spectrophotometric)
  • >75%
  • Solubility 0.1 % (Water)
  • Clear solution
  • Absorption maximum (water) λmax
  • 517-523 nm
  • Absorptivity (A1%/1cm in water, at λmax)
  • 460-600
  • Loss On Drying (110oC)
  • <10%
  • Suitability for microscopy
  • To passes test
organic structure
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