Benzene Process Fumaric Acid from China
Fumaric acid isolated from benzene partial oxidation routes, primarily for unsaturated polyester resin manufacture. The aromatic hydrocarbon derivation is confirmed by carbon isotope analysis, but the product itself is a chemically defined acyclic polycarboxylic acid classifiable under 2917.19.00.
Duty Rate — China → Canada
0%
Import Tips
• Keep records of the production process and purity analysis to demonstrate it is a separate chemically defined compound
• Verify whether the product meets the definition of 'Other' acyclic polycarboxylic acids under 2917.19.00
• Consult a customs broker for classification advice