Decamethonium bromide

Core Uses (by Field)

The core advantages of Didecyldimethylammonium bromide are high-efficiency sterilization and low corrosiveness, making it particularly suitable for scenarios that require balancing disinfection efficacy with equipment protection. Specific applications are as follows:

Livestock and Aquaculture Disinfection

Farm environment disinfection: Used for spraying or soaking disinfection of livestock and poultry houses, incubation rooms, and breeding equipment. It can kill pathogens such as avian influenza virus, foot-and-mouth disease virus, and Salmonella. It has low corrosiveness to metal equipment (superior to chlorine-containing disinfectants), making it suitable for long-term use;

Aquaculture water disinfection: Used for water quality treatment in fish ponds and shrimp ponds to kill pathogenic bacteria such as Vibrio and molds in the water, while inhibiting excessive algae reproduction and improving water quality. It has relatively low toxicity to aquatic organisms such as fish and shrimp (concentration must be controlled);

Animal body surface disinfection: After dilution, it is used for cleaning and disinfecting the skin and mucous membranes of livestock and poultry to prevent traumatic infection.

Medical and Health Field

Environment and object disinfection: As a surface disinfectant, it is used for wiping disinfection of tabletops, floors, and medical instruments (non-invasive) in hospital wards and operating rooms. It is especially suitable for disinfecting metal instruments and plastic items (non-corrosive, non-bleaching);

Hand and skin disinfection: Low-concentration solutions can be used for rapid hand disinfection of medical staff (needs to be combined with alcohol to enhance efficacy). However, because its irritancy is slightly higher than single-chain quaternary ammonium salts, it is less commonly used directly for mucous membrane disinfection.

Industry and Public Health

Used for disinfecting equipment pipelines and workshop floors in food processing plants and beverage plants, meeting basic requirements for food contact surface disinfection (low residue, easy to rinse);

Disinfection of public facilities (such as hotels, swimming pools, air conditioning systems) can kill Legionella pneumophila and other bacteria, preventing public health events.

CAS NO: 2390-68-3

EC NO: 219-234-1

Molecular Formula: C₂₂H₄₈NBr

Molecular Weight: 406.53382

Aliases: Dimethyldidecylammonium bromide; Didecyldimethylammonium bromide; Didecyl dimethyl ammonium bromide; Didecyldimethylammonium bromide (DDAB); Didecyldimethylammonium bromide;

Structure: