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Pharmaceutical Grade Thioglycolic Acid USP from Canada

Ultra-pure thioglycolic acid meeting USP standards for pharmaceutical intermediates, classified under HTS 2930.90.4910. Qualifies as chemically defined organo-sulfur acid per Chapter 29 scope.

Duty Rate — Canada → United States

100%

Rate breakdown

9903.04.6095.8%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

Submit Drug Master File (DMF) and USP certificate; comply with FDA import alert 99-30

Endotoxin and heavy metals testing required for pharma grade; maintain <10ppm lead

Segregate from cosmetic shipments to avoid contamination cross-alerts

Pharmaceutical Grade Thioglycolic Acid USP from Canada — Import Duty Rate | HTS 2930.90.49.10