What is the chemical name of preservative

Introduction: preservatives usually refer to natural or synthetic chemical ingredients to delay microbial growth or chemical changes caused by corruption But what are the chemical names of preservatives? Now let's learn about it together with the small edition of Baibai safety net Preservative is a kind of medicine which can prevent from rotting by killing or inhibiting the proliferation of microorganisms It usually refers to natural or synthetic chemical composition, which is used to add food, medicine, pigment, biological sample, etc to delay the growth of microorganism or corruption caused by chemical change So what are the chemical names of preservatives? Now let's learn about it together with the small edition of Baibai safety net First of all, it should be known that preservatives can be divided into synthetic chemical preservatives and natural preservatives Chemical preservatives mainly include benzoic acid, sorbic acid, etc Chemical preservatives must be added in strict accordance with the provisions of food use standards, and can not exceed the standard Natural preservatives are usually extracted from the metabolites of plants and microorganisms For example, nisin (a polypeptide extracted from the metabolites of Streptococcus lactis, which can be degraded into various amino acids in the body) This kind of preservative has high safety and no side effects Secondly, benzoic acid and its salts, sorbic acid and its salts, propionic acid and its salts, sulfite and its salts, p-hydroxybenzoic acid lipids and other preservatives are allowed to be used internationally In the past, boric acid, formaldehyde, salicylic acid, phenol, diethyl pyrocarbonate, etc have been used and are now prohibited Thirdly, there are two kinds of preservatives that can be used in our country, one is benzoic acid and sodium benzoate, the other is sorbic acid and potassium sorbate Baibai safety net reminds you: in the face of a dazzling array of bread on the shelf, I don't know how to choose? First, choose a brand Buying bread from big brands and well-known enterprises, they are generally advanced in technology, good in material selection and sanitary Most of the small workshops are narrow and covered with water and oil Workers wear dirty work clothes and do not wear hats when making bread Learn more about food additives to improve your safety awareness, and want to know more about preservatives Editor in charge: Wang Xiaoli