4'-Aminoacetophenone Hydrochloride from Japan
4'-Aminoacetophenone hydrochloride is the salt form of the aromatic amino-ketone, maintaining classification under 2922.39.4500 per Chapter 29 note 3(C)(1). The hydrochloride salt doesn't alter the organic compound's heading. Used in dye manufacturing.
Duty Rate — Japan → United States
15%
Rate breakdown
9903.04.628.5%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% floor rate
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
• Declare both free base equivalent and salt form purity on invoice
• Hydrochloride salts require pH verification in COA
• Corrosive classification may require specific UN packaging