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Polyetherimide Resin Pellets from Japan

Polyetherimide (PEI) is a high-performance thermoplastic polymer in primary pellet form, derived from specific monomers meeting the 95% weight requirement under subheading notes. Classified under 3911.90.91.10 as a thermoplastic product specified in note 3, not elsewhere specified, due to its amorphous structure and engineering properties. Used in demanding applications like aerospace components.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Verify monomer composition via supplier certificates to confirm 95% predominance per subheading note (a)(1) for accurate classification

Provide detailed technical data sheets showing thermoplastic nature and primary form (pellets) to avoid misclassification as finished goods

Polyetherimide Resin Pellets from Japan — Import Duty Rate | HTS 3911.90.91.10