Sodium Propionate For Sale 137-40-6
- CAS No.: 137-40-6
- Type.: Preservative
- Appearance: White powder
- Molecular Formula: C3H5NaO2
- Shelf Life: -
- Min Order Quantity: -
Inspection items | Index |
Appearance | White crystalline powder |
Purity(GC,%) | 99.0%min |
Loss on drying | ≦15% |
As | ≦2ppm |
Pb | ≦2ppm |
Moisture(%) | ≦0.3% |
Sulphate Ash(%) | ≤0.1 |

(2) Used as cosmetic preservatives. Sodium Propionate is used for mold, yeast and a wide range of antibacterial effects. The antibacterial effect is particularly obvious in acid solution. The amount of add in cosmetics is usually not more than 2%.
(3) Insecticides and fungicides. Determination of transaminase. Sodium Propionate is used as a masking agent in leather making to improve the alkali resistance and tanning uniformity of leather.

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