| Customization: | Available |
|---|---|
| CAS No.: | 7681-57-4 |
| Formula: | Na2s2o5 |
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Product Name: Sodium Pyrosulfite
CAS Number: 7681-57-4
Molecular Formula: Na2S2O5
Molecular Weight: 190.10 g/mol
Appearance: White or nearly white crystalline powder or small crystals, exuding a strong sulfur dioxide (SO2) scent.
Melting Point: Decomposes at approximately 150°C, releasing sulfur dioxide gas.
Density: 1.48 g/cm³
Solubility: Highly soluble in water (540 g/L at 20°C), glycerin, and slightly soluble in ethanol.
Product Description: Sodium pyrosulfite is a versatile and effective reducing agent, indispensable across multiple industries. This white crystalline powder dissolves in water to form acidic solutions and decomposes at temperatures above 150°C, liberating sulfur dioxide gas.
Applications:
| Item | Specification |
| Product Name | Sodium Pyrosulfite |
| CAS No. | 7681-57-4 |
| Appearance | White powder |
| Content | 95% min |
| Shelf Life | 2 years |
| Packing | 1kg/bag,25kg/bag or as your requirements |
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