Appearance (Colour)
White
Appearance (Form)
Crystalline powder
Solubility (Turbidity) 5% hot aq. solution
Clear
Solubility (Colour) 5% hot aq. solution
Colourless
Assay (by Neutralization)
min. 99.7%
Chloride (CI)
max. 0.003%
Sulphate (SO4)
max. 0.003%
Iron (Fe)
max. 0.0005%
Heavy Metals (Pb)
max. 0.0005%
Copper (Cu)
max. 0.0005%
Potassium (K)
max. 0.005%
Substances reducing Iodine (I)
max. 0.0065%
Nitrogen Compounds (N)
max. 0.001%
Phosphate (PO4)
max. 0.005%
Absorbance (A) of 1M aq. solution in a 1cm cell v/s H2O
@260nm
max. 0.05
@280nm
max. 0.05
DNase, RNase, Protease
Not detected