Tolmetin Sodium Anhydrous Powder from China
Tolmetin sodium anhydrous is a pure, chemically defined heterocyclic compound with nitrogen hetero-atoms, used as an NSAID for pain relief and inflammation reduction. It falls under HTS 2933.99.55.30 as an aromatic drug primarily affecting the central nervous system via analgesic and anti-inflammatory actions. This bulk pharmaceutical powder is imported for formulation into tablets or capsules.
Duty Rate — China → United States
100%
Rate breakdown
9903.04.6093.5%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Obtain FDA Drug Master File and ensure DMF compliance for active pharmaceutical ingredients; verify anhydrous purity via certificate of analysis to avoid reclassification
• Include stability data for anhydrous form during customs declaration to prevent moisture-related disputes