1,4-Naphthoquinone USP Grade from Germany
1,4-Naphthoquinone is a quinone compound used in antifungal drugs and as a precursor for vitamin K analogs. It is classified under HTS 2914.69.21.00 as a drug due to its USP pharmaceutical grade and specific medicinal applications per Chapter 29.
Duty Rate — Germany → United States
15%
Rate breakdown
9903.04.629.5%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
• USP certificate mandatory; include microbial limits testing for pharma import clearance
• Declare exact isomer purity to comply with Chapter 29 note (b) on mixtures