Appearance (Colour)
White
Appearance (Form)
Crystalline powder
Solubility (Turbidity) 10% aq. solution
Clear
Solubility (Colour) 10% aq. solution
Colourless
Assay (UV) on dry basis
min. 90.0%
Absorbance (A) of 1% aq. solution (pH 7.0) in a 1cm cell
.
@262nm
152 - 162
Spectral Ratio (A250nm/A260nm)
0.72 - 0.78
Spectral Ratio (A280nm/A260nm)
0.36 - 0.40
Phosphate (P)
max. 0.5%
Water (KF)
max. 10%
Application
Partial decomposition possible