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THYMOLPHTHALEIN COMPLEXONE AR
Complexometric indicator for Ba, Ca, Sr.
3,3'-Bis(N,N-di[carboxymethyl]aminomethyl)thymolphthalein; TPC; Thymolphthalexone
MSDS
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COAs
Packings
1 g
(00001)
5 g
(00005)
Print friendly version
Article No.
06308
Grade
AR
Purity
CAS No.
1913-93-5
Molecular Formula
C
3
8
H
4
4
N
2
O
1
2
Molecular Weight
720.78
H.S. Code
3204.9000
Shelf Life
60 Months
Physical Properties
Physical state at 20 °C
Solid
Colour
White to off white
Melting point/ Freezing point [°C]
191 °C
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:
07-Apr-2021
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THYMOLPHTHALEIN COMPLEXONE