4-(2,4-Dichlorophenoxy)butyric Acid (2,4-DB) from United States
4-(2,4-Dichlorophenoxy)butyric acid (2,4-DB) is a selective herbicide with an ether oxygen linkage, used on legumes and soybeans, and metabolizes to 2,4-D in plants. As a separate chemically defined organic compound with a carboxylic acid and additional oxygen function, it is classified under tariff item 2918.99.00 as an 'other' carboxylic acid derivative.
Duty Rate — United States → Canada
0%
Import Tips
• Declare the CAS number (94-82-6) and purity on customs documentation
• Confirm whether a Pest Control Products Act registration is required for your end use
• Keep the technical data sheet available for CBSA classification review