Didecyl dimethyl ammonium chloride CAS Number: 7173-51-5

What is Didecyl dimethyl ammonium chloride ?

Didecyl Dimethyl Ammonium Chloride, also known as Didecyldimethylammonium chloride, is a cationic surfactant with excellent antimicrobial and disinfectant properties. It is widely used in water treatment, cleaning agents, personal care products, and industrial disinfectants. With its high solubility in water and stable chemical performance, it is a reliable choice for both industrial and household applications.

Our high-quality product ensures consistent performance and is suitable for large-scale industrial use.

Specification

APPEARANCE	Colorless to pale yellow clear liquid
Active Assay	≥80﹪
Free amine and its salt	≤1.5%
Ph(10% aqueous)	5-9

Applications of Didecyl Dimethyl Ammonium Chloride

1. Disinfectants and Sanitizers

• Effective against bacteria, fungi, and some viruses.

• Used in surface disinfectants, hand sanitizers, and industrial cleaning formulations.

• Commonly applied in hospitals, food processing facilities, and public areas.

2. Water Treatment

• Functions as a biocide to control algae, bacteria, and slime in cooling towers, industrial water systems, and swimming pools.

3. Personal Care and Household Products

• Included in fabric softeners, shampoos, and conditioners as a cationic surfactant.

• Enhances wetting, softening, and antimicrobial effects in personal care formulations.

4. Industrial Applications

• Used in oilfield chemical formulations, textile finishing, and paper processing.

• Provides antimicrobial and antistatic properties in industrial processes.

From the perspective of functional classification in disinfection, dodecyldimethylammonium chloride belongs to the category of medium level disinfectants and is a broad-spectrum viral disinfectant. This type of quaternary ammonium salt disinfectant has a wide range of uses, mild odor, safety, non toxicity, and no irritation. It can also be safely used for women and infants, is soluble in water without residue, and is resistant to storage. It has become the safest disinfectant and is widely accepted by people around the world.