Aromatic Polysulfone PSU 1700 from Germany
High-performance thermoplastic polysulfone resin with aromatic ether-sulfone monomer units in primary granular form. Specifically covered under HTS 3911.90.25.00 for polysulfones containing aromatic monomers.
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
• Certify monomer analysis showing ≥95% aromatic units per subheading note (a)(1)
• Use heat-sealed bags to maintain primary form status
• Pitfall: engineering plastic blends may trigger 3904.40 reclassification