4-Ethylbenzenesulfonic Acid from Germany
4-Ethylbenzenesulfonic acid features ethyl substitution on the aromatic sulfonate ring, qualifying for HTS 2904.10.32.00. Used in specialty surfactant synthesis.
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
• Rare isomer; provide synthetic route documentation
• Confirm single sulfo group via FTIR spectroscopy
• Small volume import; verify minimum order quantities