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Dihydrofuran-2(3H)-one (Butyrolactone) from Canada

Dihydrofuran-2(3H)-one, synonymous with butyrolactone, is a lactone with a single oxygen hetero-atom in its heterocyclic ring, directly under HTS 2932.20.50.10. Essential for polymer and resin manufacturing.

Duty Rate — Canada → United States

13.7%

Rate breakdown

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

Import Tips

Confirm chemical identity via CAS 96-48-0 on invoices; segregate from GBL-misuse regulated shipments; use DOT-compliant packaging for transport stabilizers