Diisobutylene from China
Diisobutylene (2,4,4-trimethylpentene isomers) results from isobutylene dimerization in petroleum processing. It is a mixture of isomers of the same organic compound, which is allowed under Chapter 29 Note 1(b) as it is not acyclic hydrocarbon isomers. It is classified under tariff item 2901.29.00 as 'Other'.
Duty Rate — China → Canada
0%
Import Tips
• Confirm the product is a mixture of isomers of the same compound, not a mixture of different acyclic hydrocarbons
• Provide a certificate of analysis showing the isomer distribution
• Check if the product is used as a fuel additive, which might affect classification