Products / pH Indicators

Show all minimise

o-CRESOLPHTHALEIN (PURE) pdf-img printer-img

  • C.A.S. No.
  • 596-27-0
  • M.F.
  • C22H18O4
  • M.W.
  • 346.38 gm/mole

Specifications:

  • Dye content
  • >95%
  • Appearance
  • White–Off White powder
  • Solubility 0.1% (EtOH)
  • Clear solution
  • Transition range
  • pH 8.2-9.8
    Colorless–Red
  • Absorption maximum (0.1N NaOH) at λmax
  • 564-568nm
  • Absorptivity (A1%1cm in 0.1N NaOH at λmax)
  • > 1670
  • Loss on drying (110oC)
  • <1%
oragnic structure
Site Designers - Momentum ads