o-CRESOLPHTHALEIN COMPLEXONE
o-CRESOLPHTHALEIN COMPLEXONE For Complexometry
Reagent for the automated determination of calcium in
serum indicator for complexometric titration of Mg, Ca,
Ba, Sr and SO4.
serum indicator for complexometric titration of Mg, Ca,
Ba, Sr and SO4.
Short Name: o-CRESOLPHTHALEIN COMPLEXONE
Synonym: o-Cresolphthalein-3',3''-bis-methyleneiminodiacetic acid; o-Cresolphthalexon; Metal phthalein; Phthalein purple; Xylenylphthalein-bisiminodiacetic acid
Basic Details
Article No.
LG1554
Grade
For Complexometry
Purity
CAS No.
2411-89-4
HS Code
2933.2990
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
Light brown
Melting point/ Freezing point [°C]
219 - 221 °C
Chemical Specifications
Appearance
Off-white to pink beige powder
Absorption maxima in 0.1mol/L NaOH
573 - 579 nm
Absorptivity (1%/1cm; at λmax; 0.005g/L 0.1 M NaOH solution)
Min 750
Water (by KF)
Max 10%
Suitability (as indicator)
Passes test
Safety Information & Hazard Symbols
Safety Statement
22-24/25