Dibromonitrilopropionamide (alias dibromocyanoacetamide, DBNPA for short) is a new and efficient bactericidal algaecide and water treatment agent. The material has the advantages of high-efficiency broad spectrum, easy degradation, no residual residue, no pollution to the environment, and at the same time,

What are the ingredients of preservatives for facial masks?

Starch glue is an adhesive made of starch gelatinization or starch derivatives, because starch is a renewable resource, with a wide range of sources, low price and easy to use advantages, with adhesive properties

Wood rot is the result of wood rot bacteria. Hydrolytic enzymes in wood rot bacteria can decompose cellulose, lignin and cell contents that make up wood cell walls as nutrients, gradually reducing the strength of wood until it loses all carrying capacity.

How should mildew preventer be used? The correct use of anti-mildew agent, adding method or called transfer method, is to add a certain proportion of anti-mildew agent directly to the material or product. It can be added at the same time as the raw material, at some point in the process, or even in the finished product. A powder can be added, or an agent that has been previously dissolved in water or other organic solvents.

■ GB/T 39598 -- 2021 "Indoor Bearing Limit Guide for Wood-based Panels Based on the Limit Amount of Formaldehyde"

Mold is a kind of fungus, its characteristic is mycelium is more developed, there is no larger fruiting body. Like other fungi, there are cell walls, parasitic or saprophytic survival. Some molds can transform food into toxic substances, and some may produce toxins in food, namely mycotoxins. Since the discovery of aflatoxin, the contamination of food by mold and mycotoxin has been paid more and more attention. It causes great harm to human health, mainly manifested as chronic poisoning, carcinogenesis, teratogenesis and mutagenesis.

What preservatives can be added to skin care products?

Dalian Tianwei has launched a series of antibacterial and preservatives for papermaking, which are high-efficiency, broad-spectrum, low-toxicity and environment-friendly industrial antiseptics. Used for paper breaks and paper spots, holes, etc. caused by pulp.

1. PH value: When the pH value is greater than 9 in an alkaline medium, it will affect the stability of kathon