Appearance (Colour)
White
Appearance (Form)
Crystalline powder
Solubility (Turbidity) 10% aq. solution
Clear
Solubility (Colour) 10% aq. solution
Colourless
pH (10% aq. solution)
5.5 - 7.5
Assay (HPLC)
min. 98.0%
Potency
min. 1600 µg/mg
Specific rotation [α]
+ 285 to + 310° (C=2 , Water)
Absorbance (A) of 0.18% aqueous solution in a 1 cm cell v/s H2O
@280nm
max. 0.1
@264nm
0.80 - 0.88
Notes
Solubility (readily): water, isotonic saline, glucose solutions
Solubility (partially): methanol
Solubility (sparingly): ethanol
Insoluble: acetone, chloroform, ether, ethyl acetate, fixed oil & liquid paraffin
