Industrial Grade Tetrahydrofuran (THF) 99.5% Purity from Canada
Industrial-grade THF is a high-purity cyclic ether used extensively in the production of polytetramethylene ether glycol (PTMEG) for spandex fibers. It matches HTS 2932.11.00.00 due to its unfused tetrahydrofuran ring structure as a separate chemically defined organic compound. Essential in pharmaceutical extraction and PVC cement formulations.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Obtain TSCA pre-manufacture notice if not on inventory; use DOT-compliant drums for bulk shipments
• Avoid pitfalls like missing REACH-like equivalency docs for EU-sourced material