High-Reactivity Unsaturated Polyester Resin from Canada
Fast-cure unsaturated polyester resin for production line spray and hand lay-up of truck caps and enclosures. Classified HTS 3907.91.5000 as other unsaturated polyester primary form, per predominant comonomer weight rule. Promoted for 5-7 min gel time.
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
• Test promotion levels post-import; separate from peroxides; comply with TSCA for new formulations