| Property | Specification (Caustic Soda - Sodium Hydroxide) |
| Appearance | White solid (flakes, pellets, or lumps) |
| Color | White |
| Odor | Odorless |
| Molecular Formula | NaOH |
| Molecular Weight | 40.00 g/mol |
| Density | 2.13 g/cm³ |
| Melting Point | 318°C |
| Boiling Point | 1388°C |
| Solubility | Highly soluble in water |
| Purity (NaOH content) | 98% - 100% (min) |
| Water Content | 0.5% (max) |
| Iron Content | 0.01% (max) |
| Packaging | Typically in bulk, drums, or bags (25 kg, 50 kg) |
