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[Chemical Knowledge]：What are quaternary ammonium salts? Understand the role and application scenarios of this commonly used chemical

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Quaternary ammonium salt is a kind of monofunctional quaternary ammonium compound which is widely used in chemistry. It has good bactericidal, antiseptic and purification effects, and is widely used in food, medicine, cosmetics, textile, leather, paper, water treatment, household cleaning and many other fields. This article will give you a detailed analysis of the definition, nature, function, application scenario and preventive measures of quaternary ammonium salt. Quaternary ammonium salts
the 1. definition

refer to a class of compounds with one or more positive ions in the molecule. These positive ions are all four-element functional groups with the same or different hydrocarbon chain groups. These cations may also bear other functional groups such as carboxylation and have the formula (R1R2R3R4)N X-(where R1-R4 may be the same or different alkyl or aryl groups and X is an inorganic or organic anion).

2. properties of

quaternary ammonium salt is white or white crystal, soluble in water and other polar solvents, but also easy to hydrolysis, strong stimulation and corrosion, the skin and mucous membrane irritation and corrosion, may cause harm to the human body, need to pay attention to the correct use of the method.

3. effect

quaternary ammonium salt has the functions of sterilization, corrosion prevention, purification, oxidizer killing, antistatic and so on. It is widely used as a preservative and bactericide at present. It can be used in water treatment, leather manufacturing, textile industry, printing and dyeing, plastic, paint and other industry products.

4. Application Scenario

1. Food Industry: Quaternary ammonium salt is widely used in meat products, dairy products, alcohol gambling games app and fruits and vegetables and many other foods, can increase the shelf life of products and prevent microbial contamination.

2. water treatment: quaternary ammonium salt is widely used in drinking water, clean industrial water, swimming pool water, aquaculture pond and other water bodies.

3. Textile and leather: Quaternary ammonium salts can be used to bleach textile and leather products for corrosion protection or to improve their physical properties.

4. household cleaning: quaternary ammonium salt in detergent, soap, hand sanitizer and other cartoon leather cleaner as a preservative, preservative use.

5. preventive measures

at the same time, because quaternary ammonium salt has a certain irritation, need to pay attention to protective measures when using. Do not directly contact or inhale its gas. It is recommended to wear special protective gloves, masks, goggles and other personal protective equipment during use to avoid mixing it with other items during use and storage.

In short, as a common chemical, quaternary ammonium salt is widely used in many industries and plays a great role. I hope everyone will pay attention to the corresponding preventive measures when using it to prevent unnecessary losses and injuries.