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3902.90.00.50/Poly(3-methyl-1-butene) Granules/Japan

Poly(3-methyl-1-butene) Granules from Japan

Poly(3-methyl-1-butene) granules, a specialty olefin polymer (>95% named monomer), under HTS 3902.90.0050 primary forms. Used in lightweight molded parts. Fits poly-prefix rule in notes.

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%
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Import Tips

• Lab certify 3-methyl-1-butene >95%

• Document non-food contact if applicable