Sodium Sulfite | Q/S |
Sodium Sulfite (Na2SO3) content,% | ≥98.5 |
Iron (Fe) content,% | ≤0.0006 |
Water Insoluble Matter content,% | ≤0.003 |
Free Alkali ( calculated as Na2CO3) content,% | ≤0.10 |
Sulfate (as Na2SO4) content,% | ≤2.5 |
Chloride (as NaCl) content,% | ≤0.10 |