Cumene Sulfonic Acid from Germany
Cumene sulfonic acid from isopropylbenzene sulfonation contains only sulfo groups, used in hydrotropic formulations. Meets HTS 2908.99.1500 criteria as pure sulfonated phenol derivative.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Specify IPB content <0.5%; flash point certification >93°C
• Common error: Phenol sulfonate confusion leading to incorrect Chapter 29 heading