Perfluorooctane Sulfonamide (PFOSA) from United States
Perfluorooctane sulfonamide (PFOSA) is the parent compound of the perfluorooctane sulphonamide family, used in analytical standards and research. As a separate chemically defined compound with a perfluorooctane sulfonamide structure, it falls squarely under tariff item 2935.50.00 for 'other perfluorooctane sulphonamides'.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the product is not a salt or derivative that might be classified elsewhere; the parent compound is covered here
• Provide a certificate of analysis to confirm purity and chemical identity
• Be aware that PFOSA may be regulated under Canadian environmental laws; check with the CBSA and Environment and Climate Change Canada for any permits needed