Fig. 1 · Structure
Documents & Downloads
Sodium metabisulfite
Antioxidant/Antimicrobial Agent
Sodium metabisulfite acts primarily as an antioxidant and antimicrobial agent. It is utilized in various pharmaceutical formulations and as a preservative in food products, effectively preventing oxidative degradation and microbial growth. Its unique properties make it valuable in research applications focused on food safety, pharmaceutical stability, and antioxidant studies.
In Stock
Free Aliquoting for Your Order
Tell us your preferred amount per vial. We’ll confirm the options.
Specifications
| Manufacturer | Adooq Bioscience |
|---|---|
| CAS Number | 7681-57-4 |
| Applications | Antioxidant/Antimicrobial Agent |
| Formula | Na2O5S2 |
| Molecular Weight | 190.11 |
| SMILES | [Na].O=S(O)S(=O)(=O)O |
Storage & Solubility
In Vitro Solubility
Reported Solubility
No reported solubility data are available for this product.
Preparing Stock Solutions
| Concentration | |
|---|---|
Values use four significant digits. Prepare to the final solution volume; this is not the volume of solvent to add.
Stock preparation is unavailable for this product molecular weight.
Calculated stock concentrations do not establish solvent solubility. Refer to the reported solubility data for experimental guidance.
Storage
Store powder at -20°C, keep desiccated.
In powder form, the chemical is stable for 36 months.
In solution, store at -20°C and use within 1 month to prevent loss of potency. Aliquot to avoid multiple freeze/thaw cycles.