Patulin Reference Standard from China
Patulin is a toxic aromatic lactone mycotoxin produced by Penicillium fungi. It is used as an analytical standard in pharmaceutical toxicology research. As a separate chemically defined organic compound with an oxygen-containing heterocyclic ring, it falls under tariff item 2932.20.00 for lactones.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the patulin is a pure reference standard, not a mixture or solution that would affect classification
• If it is dissolved in a solvent for laboratory use, check Chapter 29 Note 1(e) for solvent allowances
• Provide the certificate of analysis to the CBSA to support the classification