Trimellitic Anhydride (TMA) from United States
Trimellitic anhydride (TMA), a tri-carboxylic aromatic acid anhydride used in wire enamel coatings and high-temperature plastics. It is an aromatic polycarboxylic acid derivative, classified under tariff item 2917.39.00 as 'Other' aromatic polycarboxylic acids and their derivatives.
Duty Rate — United States → Canada
PGA flags (2)Show detailsHide detailsCFIAAll ProgramsMay be requiredHCActive Pharmaceutical IngredientsMay be required
- CFIA
All Programs · May be required · on some HTS numbers under this code
May require CFIA All Programs depending on the full 10-digit classification number (only some numbers under this code are listed). Matching criteria: Within Range 2917390090–2918160090. Logic: MATCH IF (Valid HS Code).
- HC
Active Pharmaceutical Ingredients · May be required
May require HC Active Pharmaceutical Ingredients depending on intended use (HC13) and Canadian product category (HC01). Matching criteria: Starts With 2917. Logic: MATCH IF (Valid HS Code) AND (Intended Use Code) AND (Valid Canadian Product Category).
CBSA Single Window matching criteria, unknown
Import Tips
• Verify the product is a separate chemically defined compound; if it contains impurities, ensure they are incidental
• Provide the chemical formula and CAS number to the CBSA
• If the product is used in electrical applications, verify compliance with Canadian safety standards