Anthraquinone-2-Sulfonic Acid Drug Form from Germany
Anthraquinone-2-sulfonic acid serves as a pharmaceutical intermediate for sulfonamide drugs and dyes with therapeutic applications. Under HTS 2914.69.21.00 as a sulfonated quinone drug per Chapter 29 notes on derivatives.
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
• Sulfonation degree certification needed; Chapter 29 note covers compound sulfonated derivatives
• pH stability docs for aqueous solutions per Chapter note (d)