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3909.50.50.00/Polyurethane Sealant Base Resin/Japan

Polyurethane Sealant Base Resin from Japan

One-component polyurethane resin for construction sealants. Primary form under 3909.50.5000 as qualifying 'Other' polyurethane polymer.

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

• Distinguish base resin from formulated sealants (3214) via uncured state

• Sag resistance and cure speed data aids classification

• MSHA approval docs for mining sealants