Appearance (Colour)
White
Appearance (Form)
Crystalline powder
Solubility (Turbidity) 10% aq. solution
Clear
Solubility (Colour) 10% aq. solution
Colourless
Solubility (Turbidity) 10% hot solution in Methanol
Clear to Almost clear
Solubility (Colour) 10% hot solution in Methanol
Colourless
Assay (Ion exchange)
min. 99.0 %
pH (10% aq. suspension)
5.5 - 7.5
Loss on drying
8.0 - 9.0 %
Absorbance (A) of 0.1M aq. solution in a 1cm cell v/s H2O
@254nm
max. 0.045
Absorbance (A) of 0.005 M aq. solution in a 1cm cell v/s H2O
@200nm
max. 0.15
@220nm
max. 0.05