Products Description
CAS No 79-09-4 Propionic acid (also known as propanoic acid) is a carboxylic acid with chemical formula CH3CH2CO2H. It is a liquid with a pungent and unpleasant smell somewhat resembling body odor. The anion CH3CH2CO2− as well as the salts and esters of propionic acid are known as propionates -or propanoates.
Food Grade Propionic Acid E280 is widely used as a preservative in baked goods like bread and cheese. It inhibits mold growth, extending shelf life and reducing food waste. For example, bread manufacturers add small amounts to prevent mold, ensuring freshness during distribution.
For further details, please feel free to contact us. 📨Email: sales@gneebio.com

Specification
|
Item |
Specification |
|
Appearance |
Colorless clear liquid |
|
Purity |
≥99.5% |
|
Relative indensity |
0.99 |
|
Refractive index |
1.3874 |
|
As |
≤2mg/kg |
|
Heavy mental (Pb) |
≤10mg/kg |
|
Water |
≤1 |
Contact us to view the complete Specification.
Food Grade Propionic Acid E280 Uses
E280 Propionic acid acts as a food preservative due to its strong antimicrobial action against molds and some bacteria.
Propionic Acid in food
| Type | Examples |
| Bakery | Bread, Cake |
| Confectionery | Confections, Frostings, Gelatins, Puddings, Fillings |
| Dairy | Cheese |
Why choose Gneebio?
1. Can provide high quality and competitive price.
2. Free samples for your evaluation.
3. Use the local transportation company to transport the goods, so that you can receive the goods quickly.
4. We will inform you all the information of each stage in advance.
5. Packaging can be customized.
6. Respond at the first time before and after sale.
Packaging
We offer flexible packaging options to meet your different needs:

Company Profile
Henan Gneebio is located in Henan Province, China. We are a new chemical enterprise integrating R&D, production and supply of professional chemicals. Since its founding, we have established long-term, stable business relationships with over 300 companies across a wide range of sectors, including coatings, papermaking, chemical production, rubber, and plastics.
Please contact us for a quote!
Our best-selling products include: Dichloromethane; Acetic acid; Methyl Sulfoxide; Methyl Sulfoxide DMSO (Industrial and pharmaceutical grade); Ethylene Glycol; Isopropanol; 1-Propanol; p-Xylene, etc.



FAQ
Q1. What is your terms of payment?
A: Small:TT 100% in advance,Credit Card.
Large:L/C at sight,T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.
Q2. How about your delivery time?
A: Generally, it will take 15 to 20 days after receiving your advance payment. The specific delivery time depends
on the items and the quantity of your order.
Q3. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.
Q4: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them,no matter where they come from.
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