Product name
Ioversol
CAS NO.
87771-40-2
Appearance
White powder
Identification
A: IR
B: violet vapors are evolved
C:the maximum absorption wavelength is at 245nm
Acidity
5.0-7.0
Appearance of solution
The solution is clear, if shows color, it should be not darker than 1# yellow reference comparing solution
Free iodine
The toluene layer shows no red color
Free iodide
0.001%max
Water
5.0%max
Residue on ignition
0.1%max
Heavy metals
20ppm max
Related substances
Related compound A:0.10%max
Related compound B:0.50%max
Related compound C:0.10% max
Related compound D:0.10%max
Any other impurity: 0.10%max
Total other impurities: 0.20%max
Total impurities: 1.0%max
Residual solvents
Methanol : 0.005%max
Butanol :0.005%max
Chloroform: 0.00075% max
2-Chloroethanol : 0.0025%max
Assay
98.0-101.0%
Bacterial Endotoxins
0.37EU/G max