Prostaglandin D2 (PGD2) from China
Prostaglandin D2 (PGD2) is a naturally occurring prostanoid that mediates allergic responses and is used primarily in research. As a naturally occurring prostaglandin reproduced by synthesis, it is a separate chemically defined compound that falls under tariff item 2937.50.00. Its hormonal activity and chemical structure confirm classification in this heading.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the PGD2 is in a chemically pure form and not mixed with other compounds, as mixtures may affect classification
• Provide a certificate of analysis and structural formula to the CBSA
• If imported for research purposes, check if a research authorization or permit is needed