Liquefied Isobutylene (2-Methylpropene) from Japan
Liquefied isobutylene, an unsaturated C4 olefin used in methyl methacrylate and butyl rubber production. Covered by tariff item 2711.14.00 as liquefied butylene, including branched isomers.
Duty Rate — Japan → Canada
0%
Import Tips
• Confirm the isobutylene is liquefied and not mixed with other gases
• Provide the CBSA with the chemical structure and purity information
• Verify that the product is not a separate chemically defined organic compound, as those are excluded from Chapter 27