Biobased Polyurethane Resin
Renewable content polyurethane resin from bio-polyols in primary form. HTS 3909.50.5000 'Other' polyurethanes, qualified by polymer unit weight rules. For sustainable foams.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If polyvinyl acetate copolymer
Predominant PVA units classify under polyvinyls.
If natural resin modification
Natural resin-based with PU <50% goes to 3913.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Bio-content certification (e.g
• ASTM D6866) supports but doesn't change classification
• Same polymer rules apply regardless of bio-source; test monomer units
Related Products under HTS 3909.50.50.00
Thermoplastic Polyurethane Pellets
TPU pellets in primary form for injection molding of shoe soles. HTS 3909.50.5000 as 'Other' polyurethanes, confirmed by 95%+ polyurethane monomer dominance. High abrasion resistance grade.
Waterproof Polyurethane Coating Resin
Aliphatic polyurethane resin for UV-resistant waterproof coatings. HTS 3909.50.5000 'Other' polyurethanes in primary forms per 95% rule. Used on outdoor fabrics.
Polyurethane Reactive Hotmelt Resin
Moisture-curing polyurethane hotmelt adhesive resin in primary form. Classifies under 3909.50.5000 for 'Other' polyurethanes with 95%+ monomer units. For wood bonding.
Polyurethane Sealant Base Resin
One-component polyurethane resin for construction sealants. Primary form under 3909.50.5000 as qualifying 'Other' polyurethane polymer.
Flame Retardant Polyurethane Resin
Halogen-free flame retardant polyurethane for electronics potting. HTS 3909.50.5000 primary 'Other' polyurethanes.
UV Curable Polyurethane Acrylate
Hybrid polyurethane acrylate oligomer for UV inks. Primary form 3909.50.5000 if PU predominates.