| Item | Specification | |
| Soda Ash Dense | Soda Ash Light | |
| Total Alkali(Quality Fraction of Na2CO3Dry Basis)%>=% | 99.2%min | 99.2%min |
| Nacl (Quality Fraction of Nacl Dry Basis)%=< | 0.7%max | 0.7%max |
| Fe Quality Fraction(Dry Basis)%=< | 0.0035%max | 0.0035%max |
| Sulfate(Quality Fraction of SO4?dry Basis)%=< | 0.03%max | 0.03%max |
| Water insoluble % | 0.03%max | 0.03%max |
| Bulk density g/ml | 0.90 min | ? |
| Particle size (180um sieving residue %) | 70.0% min | ? |