4,4'-Thiodiphenol cyanate from China
4,4'-Thiodiphenol cyanate features a thioether linkage between two phenolic rings with cyanate groups, used in polymer synthesis and flame retardants. This aromatic organo-sulfur compound qualifies under tariff item 2930.90.00 as an 'Other' organo-sulfur compound.
Duty Rate — China → Canada
0%
Import Tips
• Verify that the product is a separate chemically defined compound
• If it is used as a monomer and contains stabilizers, confirm they are for preservation only
• Provide the chemical structure to CBSA