Xylene Sulfonic Acid Mixture (Ortho/Meta/Para) from Mexico
Xylene sulfonic acid mixture containing ortho, meta, and para isomers is produced by sulfonating xylene. It contains only sulfo groups on phenolic rings and qualifies as a mixture of isomers under chapter note 1(b). This mixture is classified under tariff item 2908.99.00 as a sulfonated derivative of phenols.
Duty Rate — Mexico → Canada
0%
Import Tips
• Document the isomer composition to confirm it qualifies as a mixture of isomers
• Provide the CAS number and application details
• Be aware that if the mixture contains other compounds, it may be classified elsewhere