| Item | Soda Ash Light | Soda Ash Dense |
| Appearance : | Free flowing, odorless, fine white powder | Free-flowing, odorless, fine white granulate |
| Na2CO3 : | 99.2% min. | 99.2% min. |
| Whiteness: | 80% min. | -- |
| Chloride (NaCl) : | 0.7% max. | 0.70% max. |
| PH value: | 11~12 | -- |
| Fe: | 0.0035% max. | 0.0035% max. |
| Sulphate(So4): | 0.03% max. | 0.03% max. |
| Water insoluble: | 0.03% max. | 0.03% max. |
| Bulk density: | -- | 0.90G/ML min |
| Particle size : | -- | 180um sieve remaining70% min |