PRODUCT Properties
| Melting point: | 135-136℃ |
| Boiling point: | 253℃ |
| Density | 1.509 |
| refractive index | 1.5800 (estimate) |
| Flash point: | 121℃ |
| storage temp. | Sealed in dry,Room Temperature |
| pka | pK1:4.04 ;pK2:5.31 (25°C) |
| Appearance | white solid |
Safety
| Symbol(GHS) |  GHS05 |
| Signal word | Danger |
| Hazard statements | H314 |
| Precautionary statements | P280-P305+P351+P338-P310 |
