PFOS Stabilized with Triethanolamine from Germany
Perfluorooctane sulfonic acid with triethanolamine stabilizer added for preservation, permitted under Chapter 29 note (f). Remains classified in HTS 2904.31.00.00 as the stabilizer doesn't change primary character.
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 stabilizer percentage (<5% typically) and purpose in technical data sheet
• Validate stabilizer necessary for transport per Chapter 29 note (f) criteria
• Avoid excess amine that could reclassify as organic salt mixture