Nowadays, the use of preservatives is more and more extensive, whether it is in food, or in medicines, pigments, lotions, etc. Its main function is the growth and reproduction of microorganisms to achieve the effect of extending the shelf life. Then, when purchasing, you should meet the following criteria.

[The properties of preservatives include persistence, economy, safety and effectiveness. The specific analysis is as follows]

Wood preservatives can effectively penetrate into the surface and interior of the treated material, and can play a long-term protective effect.

Today's paper mills are inseparable from paper preservatives, because paper preservatives can help paper mills solve many problems. Everyone should know that many kinds of bacteria and microorganisms will inevitably appear in the production process of paper mills, which will seriously affect the quality of pulp.

Speaking of construction adhesive, its application in the construction industry is very extensive. It seals various joints or holes in buildings to prevent the penetration of gases, liquids and solids. The construction adhesive preservative is used in the construction adhesive, which has the characteristics of safety, non-toxicity and sterilization, and has a good protective effect on the construction adhesive.

When purchasing cutting fluid preservatives, the editor recommends that you look at whether it has the following characteristics.

Industrial preservatives refer to substances that can prevent or inhibit the growth of microorganisms. Generally, they are added when the finished product is not contaminated to play a role in the preservation of the tank.

Paint dry film antifungal agent, commonly known as paint film antifungal agent, refers to a preparation that is added to paint (latex paint) to kill and inhibit mold, protect paint film, and prepare antifungal paint. The purpose is to inhibit the growth of mold and ensure the health of home life.

Biofouling by reverse osmosis is one of the more common and serious pollutions in the operation of membrane systems. Once a biofilm is formed, it will become a self-supporting complex structure and adsorb organic and inorganic impurities in water, providing the next generation of cells. Provides nourishment, is a living organism

According to the standard announcement (No. 3 of 2021) issued by the State Administration of Market Supervision and the National Standards Committee on March 9, GB/T 39600-2021 "Grading of Formaldehyde Emissions from Wood-based Panels and Their Products" is under the centralized management of the National Wood-based Panel Standardization Technical Committee. " and GB/T 39598-2021 "Guidelines for Indoor Bearing Limits of Wood-based Panels Based on Limit Formaldehyde Content" were officially released and will be implemented on October 1, 2021.