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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

Descriptions

Gspchem manufactures purest grade of o-Cresolphthalein in the pH Indicators industry of the world market . o-Cresolphthalein , which is a phthalein dye, is used generally as a pH indicator in titrations. It is soluble in ethanol but insoluble in water .The molecular formula of o-Cresolphthalein is C22H18O4.Its Molecular weight is 346.38 gm/mole. Gspchem is well known in the world market as an o- Cresolphthalein manufacturer.

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