Orthophthalic Unsaturated Polyester Resin from Canada
Standard orthophthalic (ortho) unsaturated polyester resin for general purpose FRP like shower stalls and truck beds. HTS 3907.91.5000 for other unsaturated polyesters in bulk primary form, monomer-based classification. Economical styrene-crosslinked system.
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
• Specify ortho vs iso formulation clearly; check shelf life <6 months; bulk import requires temperature-controlled containers