Specifications
Caustic Soda Prills (Pearl) and Caustic Soda Solid (Fused) Product Specifications
| Chemical Name | Sodium Hydroxide |
|
| Chemical Formula | NaOH | |
| Form | Deliquescent solid, can be in the form of pellets or sticks |
|
| Colour | White | |
| Boiling Point (oC) |
1390 | |
| Melting Point (oC) | 318 | |
| Solubility (water) |
Soluble with evolution of heat |
|
| Solubility (other) | alcohols, glycerol | |
| Specific Gravity |
2.13 (Water = 1 at 4 oC) |
|
| Bulk Density (g/ml) | 1.175 | |
Chemical Composition |
Prills |
Solid |
| Sodium Hydroxide NaOH | 99% wt. min * | 99% wt. min * |
| NaCl | 0.022% wt. max. |
0.022% wt. max. |
| Na2CO3 | 0.94% wt. max. | 0.94% wt. max. |
| Na2SO4 | 0.038% wt. max. |
0.038% wt. max. |
| Fe | 5 ppm wt. max. | 50 ppm wt. max. |
| Ni pick up | 3 ppm wt. max. |
3 ppm wt. max. |
* on dry basis