Dibutyl Oxalate from China
Dibutyl oxalate is an ester of oxalic acid used as a plasticizer intermediate and solvent. Esters of organic acids are classified with the parent acid under chapter rules, placing this product under the tariff item for oxalic acid esters.
Duty Rate — China → Canada
0%
Import Tips
• Specify the ester's purity and boiling point on the safety data sheet to support classification
• Ensure the product is not mixed with other esters, as mixtures may fall under different headings
• Keep shipping documents that show the product's use as a plasticizer intermediate