Appearance (Colour)
White
Appearance (Form)
Crystalline powder
Solubility (Turbidity) 5% hot aq. solution
Clear
Solubility (Colour) 5% hot aq. solution
Colourless
Solubility (Turbidity) 10% solution in methanol
Clear
Solubility (Colour) 10% solution in methanol
Colourless
Assay (NT)
min. 99.5%
pH (0.1M aq. solution)
5.0 - 7.0
Loss on drying
max. 1%
Sulphate (SO4)
max. 0.02%
Iron (Fe)
max. 0.001%
Absorbance (A) of 0.1M aq. solution in a 1cm cell v/s H2O
@260nm
max. 0.06
@280nm
max. 0.05
DNase, RNase, Protease
Not detected