| 1 | Description | A clear colourless,hygroscopic viscous liquid. | A clear colourless,hygroscopic viscous liquid. | |
| 2 | Solubility | Complies | Miscible with water and ethanol. | |
| 3 | Assay | 85.56% | Min. 85.00% | |
| 4 | Wt. per ml, 20°C | 1.70g | ~1.75g | |
| 5 | Transmission profile(1.0M soln, 10mm cell)@ 210nm | 92.03% | Min. 85.00% | |
| 6 | Transmission profile(1.0M soln, 10mm cell)@ 220nm | 96.17% | Min. 89.00% | |
| 7 | Transmission profile(1.0M soln, 10mm cell)@ 230nm | 96.82% | Min. 91.00% | |
| 8 | Transmission profile(1.0M soln, 10mm cell)@ 300nm | 99.46% | Min. 95.00% | |
| 9 | Chloride (Cl) | Less than 0.005% | 0.005% max | |
| 10 | Nitrate (NO3) | Less than 0.0005% | 0.0005% max | |
| 11 | Silicate (as SiO2) | Less than 0.025% | 0.025% max | |
| 12 | Sulphate (SO4) | Less than 0.002% | 0.002% max | |
| 13 | Volatile acid | Less than 0.0006% | 0.0006% max | |
| 14 | Arsenic (As) | Less than 0.0001% | 0.0001% max | |
| 15 | Calcium & Magnesium | Less than 0.002% | 0.002% max | |
| 16 | Iron (Fe) | Less than 0.001% | 0.001% max | |
| 17 | Lead (Pb) | Less than 0.001% | 0.001% max | |
| 18 | Manganese (Mn) | Less than 0.0001% | 0.0001% max | |
| 19 | Potassium (K) | Less than 0.005% | 0.005% max | |
| 20 | Sodium (Na) | Less than 0.03% | 0.03% max | |
| 21 | Substances reducing KMnO4(O) | Less than 0.001% | 0.001% max | |