Mixed Insulin 70/30 (70% NPH/30% Regular) from Canada
Biphasic mixture of intermediate and short-acting insulin components. Classifies under 2937.12.00.00 as insulin derivatives despite mixture, per chapter note on classification by last occurring heading.
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
• Homogeneity testing required for biphasic mixtures; resuspension instructions
• Complex cold chain logistics for mixed formulations; separate stability profiles
• Insulin mixture classification follows principal hormone component per notes