Insulin Sodium Salt USP from Canada
Pharmaceutical grade sodium salt of bovine or porcine insulin meeting USP standards. Explicitly covered by HTS 2937.12.00.00 as 'insulin and its salts' for therapeutic hormone use.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.60100%Pharmaceuticals: patented pharma articles — 100% floor rate
9903.05.860%Universal product exemption (U.S. note 52(b))
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
• Provide USP monograph compliance certificate and salt form verification
• Cold chain validation critical; sodium salts more hygroscopic than free base
• Avoid animal-derived classification issues; specify source (bovine/porcine)