Valproic Acid USP Grade from Canada
Pharmaceutical-grade valproic acid meeting United States Pharmacopeia standards, used primarily as an active ingredient in antiepileptic medications. It is a saturated acyclic monocarboxylic acid classified under HTS 2915.90.14.00 due to its specific chemical structure as 2-propylpentanoic acid. This pure form contains no impurities beyond pharmacopeial limits and is supplied as a colorless liquid.
Duty Rate — Canada → United States
14.2%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Obtain FDA Drug Master File (DMF) and Certificate of Analysis (CoA) to verify USP compliance; ensure proper hazardous material declaration for transport as a flammable liquid
• Avoid misclassification by confirming purity exceeds 99% without added stabilizers