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Propionic acid

Chemically colorless liquid with an irritating odor.
Can be mixed with water, soluble in ethanol, acetone and ether.
It is used as an organic reagent, esterifier and plasticizer, and also used in the preparation of food and spices
Use preservatives;
Mould inhibitor;
Spices.
A viscous substance inhibitor for beer.
Use as feed anti-mildew agent.
Use 0.15% to 0.25%.
USES propionic acid is an important chemical raw material, is a fungicide methyl frost spirit, benzene frost spirit, herbicide stam, quetiapine grain spirit, well, pyrazole fluorine grass grass spirit spirit, thiazole grasses spirit, milk fluorine chlorine, fluorine pyrazole grain spirit spirit grass, grass amine c, such as the enemy grass amine intermediates, pharmaceutical intermediates, and can be used as food preservative, the green food antistaling agent and so on.
The use of propionic acid is an important fine chemical and is the intermediate body of many other fine chemicals.
It is mainly used for food and feed additives, and then it is used in medicine, medicine and spices.
In grain and feed additives, the application of propionic acid is significant and consumption increases rapidly.
(1) food additives.
Calcium propionate and sodium propionate can prevent deterioration caused by microbial food, to extend the time of food preservation, effective preservation for bread and cakes.
(2) grain preservatives.
Propionic acid is used for the success of mildew and antifaking of corn, which provides a new method for the long-term storage of grain.
(3) beverage preservatives.
The experiment proved that calcium propionate, sodium propionate, propionic acid are better feed preservation agent, used to preserve more pigs, cattle, sheep and poultry feed, with calcium propionate works best.
Zinc propionate and cadmium propionate in propionate are the catalysts that produce terephthalate.
A wide variety of propionic acid esters, have their USES, as a solvent, spices, pharmaceutical intermediates, cosmetic additives, resin modifier, cigarette filter tip plasticizer, gas oil, dope, antibacterial agent, etc.
Propionic acid derivatives intermediates 2 - chloropropionic acid, lactic acid, 2, 2-2 chloropropionic acid, 2 - bromine propionic acid, 3 - chloropropionic acid, acrylic nitrile, propionyl chloride, were used for many drugs, pesticides, herbicides, food fortifier, spices and other products.

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