Food Preservative Suppliers

JustLong is a food additive Suppliers with more than 20 years of experience. The company focuses on food safety, is committed to product upgrading, intensively cultivates the terminal market, and continuously enriches the product line. A series of antifungal agents such as benzoic acid, potassium sorbate, calcium propionate and sodium propionate have been launched successively, which are widely used in the fields of baking and pastry production, meat products, condiment brewing and other fields.

Calcium Propionate

Preservatives and preservation techniques prevent foods from spoiling and oxidizing quickly, allowing grocery manufacturers to distribute foods across the country and the globe without impacting food safety or quality.

Benzoic acid

Chemical formula: C7H6O2

1. In the food industry, benzoic acid and sodium benzoate can be used as preservatives in soy sauce, pickles, cider, juice, feed, etc.

2. In medicines, cosmetics, toothpaste, powder, tobacco leaves, etc., benzene acid and sodium benzoate are also used as preservatives.

3. Benzoic acid can be used as a flavor fixative for fruit drinks. Can be used as an incense stick or as an incense stick. It can also be used in chocolate, lemon, orange, berry, nut, candied and other food flavors.

Sodium benzoate

Chemical formula: C7H5NaO2

1. This product is an excellent food preservative. It can be used in all kinds of food, such as soy sauce, pickle, jam, sufu, fruit juice, soft drink and various canned food.

2. It can be used for antisepsis of various drugs in pharmaceutical industry.

3. In the daily necessities industry, it is used for antisepsis of toothpaste, printing paste, paste and adhesive.

Calcium propionate

Chemical formula: 2(C3H5O2)·Ca

1.It can be used as an antiseptic for food and feed, and as a preservative for bread and pastry. Calcium propionate is easy to mix with flour evenly. It can not only be used as preservative, but also provide the necessary calcium for human body, which can strengthen the function of food.

2. It has inhibitory effect on mold and aerobic bacillus which can cause mucilaginous substances in bread, but has no inhibitory effect on yeast.

3. It is effective against mold, aerobic bacillus, Gram-negative bacteria and aflatoxin in starch,protein and oil containing substances, and has unique anti mold and anti-corrosion properties.

4. As a feed additive, it can effectively inhibit the mildew of feed and prolong the shelf life of feed. If combined with other inorganic salts, it can also improve the appetite of livestock and increase the milk yield of dairy cows. Calcium propionate has the advantages of low volatility, high temperature resistance and good adaptability to animals.

5. In addition, calcium propionate can also be used as an additive in toothpaste and cosmetics, which has a good antiseptic effect.

Sodium propionate

Chemical formula: CH3CH2COONa

1. It is effective to prevent the production of Aspergillus flavus, all kinds of molds and gram negative bacilli, but almost ineffective to yeast.

2. It can be used in dairy products, baked products, cheese, etc. It can be used as a drag inhibitor for viscous substances such as beer.

3. In food industry, it is used as leavening agent, dough condi t ioner, buffer, tissue modifier, curing agent, nutritional suppl ement, chelating agent, etc. Such as baking products, pastry leavening agent. Bread, biscuits of fermentation AIDS, buffers, pectin curing agents (gel), yeast feed, meat products, tissue improver and so on.

4. It can increase sacchari fy ing power and fermentation ability.

Calcium acetate

Chemical formula: C4H6CaO4

1. | In food industry, it is used as antifungal agent, leavening agent, dough conditioner, buffer, tissue modifier, curing agent, nutritional supplement, chelating agent, etc. For example, baking products, cake leavening agents, bread, biscuits of fermentation AIDS, buffers, pectin curing agents (gel effect), yeast feed, meat products, tissue improver, etc.

2. It can increase saccharifying power and fermentation ability.

sodium diacetate

Chemical formula: C4H7NaO4

1. Adding in feed can effectively prevent the feed from mi ldew and prolong the storage period by 1- -2 months; adding in the compound feed can make the feed preservative for 3-5 months.

2. It is widely used in cereals, Cereals, rice noodles, beer, beverage, pickled products, aquatic products and their products with excellent antiseptic effect.

Potassium sorbate

Chemical formula: C6H7KO2

1. If potassium sorbate preservative is used on the surface of vegetables and fruits, they can be stored for one month at temperatures as high as 30°C, and the greenness of the vegetables and fruits will not change.

2. The fresh poultry meat with potassium sorbate preservative solution sprayed on the surface has a significantly longer spoilage time than similar foods that have not been sprayed with preservative solution. The preservation time is twice as long as that of the comparison sample.

3. When using potassium sorbate to preserve and preserve starchy foods, it is best to acidify the material with a small amount of vinegar first, because potassium sorbate has the best antibacterial and preservative effect when it is in an environment with a pH value lower than 5~6.

4. It can be added to fruit and vegetable juice drinks, carbonated drinks, protein drinks and other beverages. The addition of potassium sorbate greatly extends the shelf life of the product.

Sodium acetate

Chemical formula: CH3COONa

1. Used for the determination of lead, zinc, aluminum, iron, cobalt, antimony, nickel, tin. Complex stabilizer, auxiliary agent of acetylat ion, desiccant, mordant. It can be used as esterification agent in organic synthesis, as well as in photographic medicine, medicine, dyeing mordant, buffer, chemical reagent, meat preservative, pigment, tanning and so on.

2. Used as buffer, flavoring agent, flavoring agent and pH regulator. As a buffer of flavoring agent,it can alleviate bad smell and prevent discoloration when used to improve flavor. Such as the use of fish surimi products and bread, has a certain anti mold effect. It can also be used as sour agent for sauce, pickled cabbage, mayonnaise, fish cake, sausage, bread, sticky cake, etc. It is mixed with methyl cellulose and phosphate to improve the preservation of sausage, bread and sticky cake.

Service Advantage


In-depth understanding of customer needs and excellent service, and customers to establish long-term and meaningful partnership.


We strive to understand the unique needs of our customers and customize solutions based on the specific requirements of our customers to meet your every need


Work closely with clients to achieve common goals, understand local markets, provide value-added consulting and drive new product innovations.


From R&D activities to product delivery, we continuously refine and enhance our quality policy to continuously meet and exceed customer expectations.

“JustLong helped us solve the problem of food production. I have to say that their R&D personnel are very experienced, and the quality of calcium propionate is very good, which helps us reduce the cost when producing food. I can’t think of any disadvantages. reasons to work with them.”

Buyer from one of our clients.

Application Areas



Animal Feed

Animal Feed



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