Product : o - Cresolphthalein
C.A.S. No. :596-27-0
M.F. :C22H18O4
M.W. :346.38gm/mole
Specifications:
Dye Content (by Spectrophotometry) = >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 ?max = 564-568nm
Absorptivity (A1%1cm in 0.1N NaOH at ?max) = >1670
Loss On Drying (110�°C) = <1%
Product Description:
Cresolphthalein is a pH indicator used in titrations. It is insoluble in water but soluble in ethanol.
O-Cresolphthalein(CAS:596-27-0)
Product : O- Cresolphthalein Complexone C.A.S. No. :2411-89-4 M.F. :C32H32N2 O12 M.W. :636.62gm/mole Specifications: Solubility 0.1% (0.1N NaOH) = Clear solution Absorption maximum (0.1N NaOH) at ?max = 572-578nm Absorptivity (A1%1cm in 0.1N NaOH, at ?max on dried substance) = >790 Loss On Drying (110�°C) =