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1,4-Dioxane from Canada

1,4-Dioxane is a six-membered heterocyclic ring with two oxygen atoms in 1,4 positions, falling under HTS 2932.99.61.00 as an aromatic heterocyclic compound specified in additional U.S. note 3. It serves as an important solvent in pharmaceuticals and chemical manufacturing.

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

Include Material Safety Data Sheets (MSDS) due to 1,4-dioxane's carcinogenic classification

Confirm compliance with TSCA inventory listing for chemical import

Check state-specific VOC regulations for solvent imports