Now commonly used preservatives are: sodium benzoate, nitrate, nitrite and sulfur dioxide (SO2), are used in food preservatives, sodium phenylpotassium is usually used in drinks preservatives, formalin is used in fish preservatives.

Preservatives are a kind of food additives that can inhibit microbial activity and prevent food spoilage. In order to make the food have a certain storage period

In general, liquid fertilizers need to be added in the production and storage process to prevent the growth of bacteria, mold and other microorganisms, thereby extending the validity of the fertilizer and ensuring fertilizer efficiency

Silicone rubber anti-mold agent is a new generation of anti-mold agent with nitrogen heterocyclic complex as the active ingredient, and the main raw material is environmentally friendly material. It can inhibit the growth of mold in humid environment

Preservative manufacturers tell you what standard preservative use? The "Health Standards for the use of Food Additives" strictly stipulates the types, quality standards and added doses of preservatives

Fungicides, also known as biocides, bactericides, microbicides, etc., usually refer to chemical agents that can effectively control or kill microorganisms in the water system - bacteria, fungi and algae. In the world, it is usually used as a general term for the prevention and treatment of various pathogenic microorganisms.

Biological preservatives refer to a class of high-efficiency preservatives obtained from organisms through biological culture, extraction and separation technology, which has the effect of inhibiting and killing microorganisms.

Change the nature of the corrosive medium to prevent or mitigate the corrosion of metal products or equipment by the medium. This method can only be used when the volume of corrosive media is limited. Environmental treatment can be divided into two categories:

A preservative is a substance that prevents the growth of microorganisms. In cosmetics, the role of preservatives is to protect the product from microbial contamination and extend the shelf life of the product; Ensure the safety of products and prevent consumers from possible infections caused by the use of products contaminated with microorganism

Bactericidal preservatives are mainly used to ensure that materials do not deteriorate during use by killing bacteria or making them lose their ability to grow and reproduce. Bactericidal preservatives can denature proteins in microorganisms