Products / pH Indicators

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TOLUIDINE BLUE O pdf-img printer-img

  • C.A.S. No.
  • 92 – 31 – 9
  • C.I. NO.
  • 52040
  • M.F.
  • C15H16N3SCl
  • M.W.
  • 305.83 gm/mole

Specifications:

  • Dye content (Spectrophotometric)
  • > 80%
  • Solubility 0.1% (Water)
  • Clear solution
  • Absorption maximum (dist. water) λ max
  • 628 – 633 nm
  • Absorptivity (A1%/1cm in dist. water, at λ max)
  • > 1200
  • Loss on drying (110oC)
  • < 1%
  • Suitability for microscopy
  • To passes test
organic structure
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