Didecyl Dimethyl Ammonium Chloride (DDAC): Your Premier Supplier for Advanced Biocidal and Disinfection Solutions
Discover the power of Didecyl Dimethyl Ammonium Chloride (DDAC), a leading quaternary ammonium compound renowned for its exceptional antimicrobial efficacy and versatility in disinfection and industrial applications. As a trusted manufacturer and supplier in China, we provide high-quality DDAC to meet your diverse chemical needs.
Get a Quote & SampleUnlocking Potent Antimicrobial Efficacy with DDAC

Didecyl Dimethyl Ammonium Chloride
As a leading chemical manufacturer and supplier based in China, we offer Didecyl Dimethyl Ammonium Chloride (DDAC) (CAS 7173-51-5), a highly effective quaternary ammonium compound. Our DDAC is ideal for applications requiring robust disinfection and microbial control, providing a cost-effective solution for businesses seeking reliable chemical partners.
- Broad Spectrum Antimicrobial Activity: Effectively combats bacteria, fungi, and algae, making it a versatile disinfectant.
- Chemical Stability: Remains stable across a wide pH range (2-10), ensuring consistent performance in various formulations.
- Low Use Level & Odor: Requires minimal dosage for significant impact, with a low odor profile for user comfort.
- High Tolerance to Hard Water: Maintains its antimicrobial effectiveness even in water with high mineral content.
Key Advantages of Sourcing DDAC from Us
Reliable Supply Chain
Leverage our strong manufacturing capabilities in China to secure a consistent and stable supply of high-quality DDAC for your industrial needs.
Competitive Pricing
Benefit from competitive pricing on bulk purchases of DDAC, enhancing cost-effectiveness for your formulations and applications.
Quality Assurance
We adhere to stringent quality control measures to ensure the purity and efficacy of our DDAC, meeting global industry standards.
Diverse Applications for DDAC
Water Treatment
Effectively used in cooling towers, swimming pools, and industrial water systems to control algae, bacteria, and biofilm formation.
Disinfectants & Sanitizers
A primary active ingredient in household, industrial, and healthcare disinfectants for surface and instrument sanitization.
Preservatives
Incorporated into various products to prevent microbial contamination and extend shelf life, from cosmetics to industrial fluids.
Textile Industry
Acts as a biocide and antimicrobial agent to protect textiles from microbial degradation and odor.