Sodium Metabisulfite
Product Description
| Product | Sodium Metabisulfite |
| CAS | 7681-57-4 |
| Formula | Na2S2O5 |
| Synonym | Sodium Pyrosulfite, Sodium disulfite, Disulfurous acid, sodium salt (1:2) |
Typical Product Specifications
| Density | 1.480 |
| Slightly Soluble | in alcohol, oxygenated solvs. |
| Odor | pungent so2 odor |
| Molecular weight | 190.10 |
| Color | colorless crystal or white to yellowish powder |
| Solubility | glycerin |
| Chemical Structure | ![]() |
| Notes | Stabilizer; Corrosion inhibitor. Used as an oxygen scavenger in drilling muds. Click here for more drilling fluid additives!
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| Class | Inorganic Chemicals: Nitrates, Phosphates, Oxides & more, Drilling and Completion Fluids, Industrial Chemicals |
| Function | Antioxidants, Drilling Fluid Additives, Anti-Corrosive, Stabilizer |
| Industry | Industrial, Industrial Drilling, Oil and Gas Production, Anti-Corrosives, Drilling Fluid, Fracking, Hydraulic Fracturing |

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