| Appearance (Colour) | White |
| Appearance (Form) | Crystalline powder |
| Solubility (Turbidity) 2.5% aq. solution | Clear |
| Solubility (Colour) 2.5% aq. solution | Colourless |
| Assay (ex N) | min. 99.5% |
| pH (2.5% aq. solution) | min. 5.0 |
| Loss on drying | max. 0.5% |
| Specific conductance (2% aq. solution) | max. 10 μmho/cm |
| Acrylic acid (C3H4O2) | max. 0.02% |
| Absorbance (A) of 1% aq. solution in a 1cm cell v/s H2O | |
| @290nm | max. 0.2 |
| Particle Size | max. 75 μ |
