|
Appearance
|
White crystalline powder
|
|
Assay
|
Min. 99.5%
|
|
Solubility (100 mg/mL in water)
|
Complete, Colourless
|
|
pH (5% solution in water)
|
5.0 - 8.0
|
|
UV absorbance (10% solution in water) at:
|
|
|
at 220 nm
|
Max. 0.05
|
|
at 230 nm
|
Max. 0.03
|
|
at 240 nm
|
Max. 0.02
|
|
at 260 nm
|
Max. 0.01
|
|
at 500 nm
|
Max. 0.01
|