High Purity Synthetic Indigo for Research from China
Ultra-pure (99+%) synthetic indigo (Vat Blue 1, CI 73000) for chemical research and dye development laboratories. As a named synthetic organic vat dye, it falls under this tariff item, even though it is a separate chemically defined compound, since chapter note 1(a) allows dyes of heading 32.04.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the product is classified as a dye of heading 32.04, not as a separate chemically defined compound of Chapter 29, per chapter note 1(a)
• Provide the purity certificate and intended use (research) to CBSA
• If the product is for laboratory use only, confirm it does not fall under other headings like 38.27