Didecyldimethylammonium Chloride: Properties, Applications, and Advantages
Explore the power of DDAC for superior disinfection and water treatment solutions.
Get a Quote & SampleProduct Core Value

Didecyl Dimethyl Ammonium Chloride
Didecyl Dimethyl Ammonium Chloride (DDAC) is a highly effective quaternary ammonium compound renowned for its potent disinfectant and surfactant properties. Its chemical stability across a broad pH range (2-10) and broad-spectrum efficacy against bacteria, fungi, and algae make it an invaluable asset in various industrial applications.
- Explore the broad-spectrum efficacy against bacteria, fungi, and algae, a key benefit when implementing DDAC for industrial water treatment.
- Leverage the chemical stability at pH 2-10, ensuring consistent performance in diverse water systems, crucial for effective biocide formulation.
- Benefit from low use levels and low odor, contributing to a better user experience and reduced environmental impact in sanitation applications.
- Utilize its compatibility with hard water, which means no decrease in antimicrobial effectiveness, making it a reliable surfactant for cleaning.
Key Advantages
Broad-Spectrum Antimicrobial Action
DDAC offers robust protection against a wide array of microorganisms, vital for maintaining hygiene in industrial water treatment and disinfection processes.
Excellent Chemical Stability
Its remarkable stability across a broad pH range ensures reliable performance in various applications, from paper manufacturing to cooling towers.
Versatile Application Potential
This compound serves effectively as a disinfectant, biocide, surfactant, and antiseptic, demonstrating its utility across multiple industries and chemical auxiliary needs.
Key Applications
Water Treatment
DDAC is indispensable for controlling microbial growth in industrial water systems, cooling towers, and wastewater, ensuring efficiency and safety.
Disinfection & Sanitization
Its powerful biocidal properties make it a preferred choice for surface disinfection in healthcare, industrial, and household settings, embodying crucial hygiene standards.
Paper & Pulp Industry
Used to prevent microbial contamination and slime formation, contributing to smoother production processes and higher quality paper products.
Wastewater Management
Effectively tackles microbial issues in wash water and wastewater, supporting environmental compliance and cleaner operations.