THYMOLPHTHALEIN COMPLEXONE AR

Complexometric indicator for Ba, Ca, Sr.
3,3'-Bis(N,N-di[carboxymethyl]aminomethyl)thymolphthalein; TPC; Thymolphthalexone

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Article No.
06308
Grade
AR
Purity
CAS No.
1913-93-5
Molecular Formula
C38H44N2O12
Molecular Weight
720.78
H.S. Code
3204.9000
Shelf Life
60 Months
MSDS
 

 

Physical Properties

Physical state at 20 °C
Solid
Colour
White to off white
Melting point/ Freezing point [°C]
191 °C

Packings

  • 1CLVI00055

    1 g (00001)

  • 1GBA000015

    5 g (00005)

 

Specifications

Appearance White to off-white powder.
Solubility (0.1% in 95% ethanol) Clear solution
Absorption maxima (0.1N NaOH) 600 - 605nm
Absorptivity (A1%/1cm 0.1N NaOH, at λmax, on dried substance) 350 - 450
Loss on drying (at 110°C) Max 7.0%
Suitability (as indicator) Passes test

Revision Date : 22-Jun-2015
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