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CHROMOTROPE 2R pdf-img printer-img

  • C.A.S. No.
  • 4197 – 07 – 3
  • Chemical Formula
  • C16H10N2Na2O8S2
  • C.I.NO.
  • 16570
  • M.W.
  • 468.37 gm/mole

Specifications:

  • Dye content
  • >75%
  • Solubility 0.1 % (in methanol )
  • Clear red solution
  • Absorption maximum (Methanol) λ max
  • 510 nm ± 4 nm
  • Absorptivity (A1%1cm in Methanol)
  • > 485
  • Loss on drying (110oC)
  • < 10%
oragnic structure
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