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Thiourea-Formaldehyde Resin Granules from Canada

Thiourea-formaldehyde resin in granular primary form, a sulfur analog of urea resins used in specialty adhesives and ion-exchange resins. It qualifies for HTS 3909.10.00.00 as explicitly named thiourea resins in primary forms. Less common than urea types but valued for chemical resistance.

Duty Rate — Canada → United States

16.5%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

Import Tips

Include technical data sheets confirming thiourea base; comply with TSCA registration for new chemical imports; test for formaldehyde emissions to meet EPA standards post-import