Research Grade O-Acetylsalicylic Acid from Canada
High-purity o-acetylsalicylic acid for R&D in drug discovery and synthesis studies. Specifically covered as pure aspirin acid in HTS 2918.22.1000, adhering to Chapter 29 purity notes.
Duty Rate — Canada → 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
• Declare 'not for human consumption'; include SDS with impurity profile
• Small quantities may qualify for de minimis exemption