Diclofenac Sodium Bulk Powder from Canada
Diclofenac sodium, an NSAID with indole acetic acid structure containing nitrogen hetero-atoms, is classified under HTS 2933.99.55.90 as a CNS-affecting analgesic and anti-inflammatory drug. The aromatic heterocyclic ring determines its Chapter 29 classification.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Register with FDA as bulk drug substance importer before shipment arrival
• Provide stability data and impurity profile per USP monograph
• Avoid common pitfall of declaring as 'finished product' which triggers higher scrutiny