Appearance (Colour)
White to off - white
Appearance (Form)
Crystalline powder
Solubility (Turbidity) 10% aq. solution
Clear
Solubility (Colour) 10% aq. solution
Colourless to pale yellow
Assay (UV) on dry basis
min. 98.0%
pH (1% aq. solution)
2.5 - 3.0
Absorbance (A) of 1% aq. solution (pH 7.0) in a 1cm cell
.
@260nm
255 - 270
Spectral Ratio (A250nm/A260nm)
~0.82
Spectral Ratio (A280nm/A260nm)
~0.21
Water (KF)
max. 7%
DNase, RNase, Protease
Not detected
