99%; Caustic soda Solid 96%, Caustic soda Solid 99% for domestic market.
| Identification | |
| Product name | Sodium Hydroxide |
| CAS No. | 1310-73-2 |
| ELINCS No. | 215-185-5 |
| MF | NaOH |
| Molecular weight | 40 |
| UN No. | 1823 |
| CN No. | 82001 |
| HS Code | 2815110000 |
| Hazard class | 8 |
| RTECS No. | WB4900000 |
| Physical and Chemical Properties | |
| Appearance and physical state | White flaks, easy to deliquescence. |
| Melting point | 318℃ |
| Boiling point | 1388℃ |
| Density | 2.13 g/cm3 |
| Relative vapor density | <1 (vs air) |
| Vapor pressure | 24.5mmHg at 25°C |
| Flash point | 29°C(lit.) |
| Solubility | In water:418 g/L (0 °C), 1110 g/L (20 °C), 3370 g/L (100°C). soluble in water, ethanol and glycerol, insoluble in ether and acetone. when it dissolves in water, it releases a lot |
| Flammability | Nonflammable |
Product quality protection 
