HFBPA Anhydride -- 99% Technical Grade from United States
HFBPA Anhydride, or 4,4'-(Hexafluoroisopropylidene)bis(phthalic anhydride), is a technical-grade aromatic dianhydride used in the production of fluoropolymers. It is a separate chemically defined organic compound, falling under tariff item 2917.39.00 as an aromatic polycarboxylic acid derivative.
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
• Ensure the product is clearly identified as 4,4'-(Hexafluoroisopropylidene)bis(phthalic anhydride) with its CAS number on commercial invoices
• Verify that the technical grade meets purity standards for chemical classification under Chapter 29
• Consult the CBSA's Advance Rulings service for binding classification decisions