
CAS Number7757-83-7
Synonymsanhydrous sodium sulphite; Natrii sulphis; Sodium sulphite; Sodium sulfite anhydrous; disodium,sulfite; Sulftech; SODIUM SULFITE; Sulfurous acid,disodium salt; Sodium sulfite solution; Disodium sulfite; EINECS 231-821-4; Natrium sulfurosum; sodium sulphite powder; MFCD00003503; Sodium Sulphite Anhydrous
Molecular FormulaNa2SO3
Molecular Weight126.04
Purity≥98.0%
Density2.63
Melting Point500 °C
Appearancepowder or crystals
EINECS231-821-4
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 7757-83-7 |
| Catalog No. | 2A-9015740 |
| Chinese Name | 无水亚硫酸钠 |
| Synonyms | anhydrous sodium sulphite; Natrii sulphis; Sodium sulphite; Sodium sulfite anhydrous; disodium,sulfite; Sulftech; SODIUM SULFITE; Sulfurous acid,disodium salt; Sodium sulfite solution; Disodium sulfite; EINECS 231-821-4; Natrium sulfurosum; sodium sulphite powder; MFCD00003503; Sodium Sulphite Anhydrous |
| Molecular Formula | Na2SO3 |
| Molecular Weight | 126.04 |
| Purity | ≥98.0 |
| Density | 2.63 |
| Melting Point | 500 °C |
| Appearance | powder or crystals |
| Water Solubility | 23 g/100 mL (20 ºC) |
| Storage Condition | 1. Should be stored in a cool, dry warehouse. The |
| EINECS | 231-821-4 |
| HTC | 2832100000 |
| UN(IATA) | UN 无资料 |
| PubChem ID | 329752528 |
| MDL Number | MFCD00003503 |
| SMILES | [Na+].[Na+].[O-]S([O-])=O |
| InChI | 1S/2Na.H2O3S/c;;1-4(2)3/h;;(H2,1,2,3)/q2*+1;/p-2 |
| InChI Key | GEHJYWRUCIMESM-UHFFFAOYSA-L |
| NACRES Code | NA.21 |
| UNSPSC | 12352302 |
| MSDS | msds/15740_1_7757_83_7.pdf |
| Transport Info | Product name: Chemical name |
| Related Products in Food Additives | ||
|---|---|---|
| Potassium nitrate | 7757-79-1 | 2A-9015410 |
| Sodium Benzoate | 532-32-1 | 2A-9015644 |
| Sodium metabisulfite | 7681-57-4 | 2A-9015697 |
| Sodium nitrate | 7631-99-4 | 2A-9015708 |
| Sodium nitrite | 7632-00-0 | 2A-9015709 |
| Sodium sulfite heptahydrate | 10102-15-5 | 2A-9015741 |
| Stearic acid | 57-11-4 | 2A-9015776 |
| Saccharin | 81-07-2 | 2A-9017329 |
| Sorbic acid | 110-44-1 | 2A-9018737 |
| Ethyl vanillin | 121-32-4 | 2A-9019117 |
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