</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Folic Acid with 0.5% Stabilizer from China

Folic acid powder containing minimal stabilizer (0.5%) necessary for preservation during transport, per chapter note (f). Remains classified under HTS 2936.29.10.00 as the stabilizer doesn't change its vitamin nature. Used in high-volume supplement manufacturing.

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

Document stabilizer composition and quantity (<1%) to qualify under chapter note (f) allowance

Maintain batch records showing stabilizer added solely for preservation, not functionality

Avoid anti-caking agents exceeding trace amounts which could trigger reclassification