Molecular Formula: Na2SO3
CAS No.: 7757-83-7
EINECS: 231-821-4
Purity: 97%min
Appearance: White crystalline powder
Production Capacity: 25,200mt
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Molecular Formula: Na2SO3
CAS No.: 7757-83-7
EINECS: 231-821-4
Purity: 97%min
Appearance: White crystalline powder
Production Capacity: 25,200mt
Sodium sulfite, an inorganic substance with the chemical formula Na2SO3, is the sulfite of sodium, which is mainly used as a stabilizer for man-made fibers, fabric bleaching agent, photographic developer, dyeing and bleaching deoxidizer, spice and dye reductant, and lignin remover for papermaking.
| Project | Target | Test Result |
|
Content (Na2SO3) |
98% Min | 98.15% |
| Iron（Fe） | 0.001% Max | 0.0002% |
| As | 0.0001% Max | 0.00006% |
| Water Insoluble Matter | 0.05% Max | 0.003% |
|
Heavy Metals (As PB) |
0.001% Max | 0.0005% |
|
Free Alkali （As Na2CO3） |
0.10% Max | 0.05% |
| Cl | 0.01% MAX | 0.002% |
| S2O3 | 0.01% Max | 0.004% |