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Sorbic Acid

Sorbic Acid is an naturally occurring organic compound first isolated from unripe berries. Sorbic acid has been used as a food preservative and as an inhibitor of Clostridium Botulinum bacteria in meat products in order to reduce the amount of nitrites which produce carcinogenic nitroamines.


1,2-Benzisothiazol-3-one (abbreviated as BIT) is a simple isothiazolinone derivative. Because of its good thermal stability (thermal decomposition temperature is above 300℃), it is beneficial to corrosion. Moreover, due to its high efficiency, low toxicity, and easy degradation, it has attracted wide attention from experts in biology, medicine, and chemistry.


Used as a food preservative, it is a special anti-oxidant, antioxidant and anti-oxidant for preventing apple tiger skin disease. Mainly used for apples and pears. It can prevent apple tiger skin disease. Ethoxyquin is generally sprayed on the feed surface by spraying method, which can effectively prevent the rancidity of fat and protein in the feed from oxidation, and can prevent the deterioration of vitamins and has an antioxidant effect. The dosage in the feed is 100-150g/kg. Ethoxyquinoline has fresh-keeping and antioxidant effects. It is mainly used for the preservation of fruits and the prevention and treatment of apple tiger skin disease, pear and banana black skin disease. According to my country's regulations, it can be used to preserve the freshness of apples, and should be used in appropriate amounts according to production needs, with a residual amount of 1 mg/kg. It can also be used for the antioxidant of vitamin A, vitamin D, β-carotene, fat and other substances. The function is basically the same as BHA and BHT, but the price is cheap.

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Propionic Acid

1. Mainly used as food preservative and mildew inhibitor. It can also be used as an inhibitor for medium viscosity substances such as beer. Used as nitrocellulose solvent and plasticizer. It is also used in the preparation of nickel plating solution, the preparation of food flavors, and the manufacture of medicines, pesticides, and mold inhibitors. 2. Organic synthesis raw materials are used to synthesize propylene salt, propionate ester, vinyl propionate ester, allyl cellulose, etc. Propionic acid is a safe food preservative that can inhibit bacterial growth. It is also an effective organic acid preservative in the storage of grain and feed. It has a strong bacteriostatic effect on various molds, aerobic bacillus or gram-negative bacilli. Using propionic acid as an aerosol can prevent mildew on bread and other foods. It is also used as a solvent and plasticizer for nitrocellulose. It can also be used as a reagent for measuring aromatic diamines and acidulants. 3. Cosmetics are used as hair tonics, anti-dandruff and itching agents


As a disinfectant for stable and kennel equipment; experimentaly as an agricultural fungicide. Imazalil is a systemic fungicide with a broad antibacterial spectrum, which is effective in preventing many fungal diseases that invade fruits, grains, vegetables and ornamental plants. Especially citrus, bananas and other fruits can be sprayed and dipped to prevent and control the rot after harvest. It is highly effective against Helminthosporium, Fusarium, Needle spore and stone fruit brown rust, and is resistant to carbendazim. Have high prevention effect. Dosage: When dressing seeds, use 4 to 5 g of active ingredients per 100 kg of seeds; after harvesting, use 2 to 4 g of active ingredients per ton; for vegetables, use 5 to 30 g of active ingredients per 100L of medicinal solution. A new type of fungicide and seed treatment agent for fruits; antifungal agent.

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Fungicide. Intermediates for the production of pesticides, pharmaceuticals and siloxanes, additives for polymerization and rubber additives.

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Food preservatives are additives that prevent spoilage caused by microorganisms and extend the shelf life of food. It is also called antimicrobial because of the role of preventing microbial reproduction from causing food poisoning. Its main function is to inhibit the reproduction of microorganisms in food. ""Preservative"" on ECHEMI mainly supplies chemicals for food preservatives.
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