Didecyldimethylammonium Chloride (DDAC) from United States
Didecyldimethylammonium Chloride (DDAC) is a twin-chain quaternary ammonium compound classified as a modified aromatic cationic surfactant, essential in industrial biocides and wood preservatives. It complies with the organic surface-active agent definition and is classified under 3402.41.00.
Duty Rate — United States → Canada
6.5%
Import Tips
• Ensure the product is labeled as a cationic surfactant and provide safety data to the CBSA
• If used as a wood preservative, check if additional regulations apply