Pharmaceutical Folic Acid Micronized from China
Micronized folic acid powder (<10 microns) for direct tablet compression in pharmaceutical production. Classified HTS 2936.29.10.00 as unmixed vitamin derivative with physical processing only. Improves bioavailability and compressibility.
Duty Rate — China → 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
• Certify micronization process doesn't introduce impurities affecting chemical classification
• Provide laser diffraction particle size distribution report for customs verification
• Declare 'micronized for pharmaceutical compression only' to prevent food use misclassification