Perfluoroadipic Acid from United States
Perfluoroadipic acid is a dicarboxylic acid with the formula HOOC-(CF2)4-COOH, where the acyclic carbon chain is fully fluorinated. It is a perhalogenated derivative of an acyclic hydrocarbon and falls under tariff item 2903.78.00. This compound is used as a monomer in the synthesis of fluoropolymers.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the carboxylic acid groups do not alter the perhalogenated status of the hydrocarbon chain
• Provide a certificate of analysis showing the fluorine content
• Verify whether the product is subject to restrictions under Canadian chemicals management regulations