Niacin FCC Pharmaceutical Dual Grade from Mexico
Dual-certified niacin meeting both Food Chemicals Codex (FCC) food grade and pharmaceutical purity for nutraceutical/pharma crossover applications. Classified under pharmaceutical grade provisions of HTS 2936.29.1610 based on higher purity specs.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.60100%Pharmaceuticals Annex IV: 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
• Dual certify with both FDA food and drug documentation; specify intended end-use in entry summary; prevent misclassification as food additive under 2106