Propionic acid
Classification : Propionic acid
PRODUCT DETAILS

Propionic acid (chemical formula C₂H₅COOH, molecular weight 74.08, CAS: 79-09-4) is a colorless, transparent liquid with a pungent odor. It is weakly acidic and miscible with alcohols, ethers, and most organic solvents.
It is packaged in 200L barrels and 1200KG drums, and customized packaging is supported.
| ANALYSIS ITEMS | STANDARD | ANALYSIS RESULT |
| Appearance | Colorless or light Yellow oily liquid; With slight pungent smell | Qualified (Hazen:<10)<> |
| PROPANOIC ACID,%≥ | 99.5 | 99.9 |
| RELATIVE DENSITY,d2020 | 0.993-0.997 | 0.997 |
| BOILING RANGE, ºC | 138.5-142.5 | 139.5-141.1 |
| EVAPORATION RESIDUE,% ≤ | 0.01 | 0.005 |
| PROPYL ALDEHYDE,% ≤ | 0.05 | 0.03 |
| FORMIC ACID,% ≤ | 0.05 | 0.02 |
| As(mg/kg) ≤ | 3.0 | <3.0<> |
| MOISTURE,% ≤ | 0.15 | 0.02 |
Product Application

1. Food Industry:
Used as food preservatives (sodium propionate, calcium propionate, potassium propionate), they inhibit mold and bacterial growth and are widely used in bread, pastries, dairy products, and feed preservation.
2. Feed Industry:
Used as a mold inhibitor and preservative in feed, extending the shelf life, they are often used in combination with their salts.
3. Chemical Raw Materials:
Used in the synthesis of pharmaceuticals (such as analgesics and antipyretics), fragrances, pesticides, and other organic chemicals.
4. Solvents and Intermediates:
Used as solvents in the cellulose, plastics, and rubber industries.
Used as an intermediate in the production of propionate esters (fragrances and solvents).
Factory Display
Industry Application
Covering six major mainstream industries, adapting to various scenarios around the world, using professional raw materials to help all walks of life develop better
Pharmaceutical and biological industry
Agriculture and Agrochemical Industry
Daily chemicals and cleaning products industry
Coatings and Materials Industry
Water treatment industry
Industrial and General Chemical Industry
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