tert-Butylhydroquinone (TBHQ) Antioxidant Powder from China
tert-Butylhydroquinone (TBHQ) is a synthetic phenolic antioxidant used primarily to preserve fats and oils in food products by inhibiting oxidation. As a polyphenolic compound with the specific chemical structure matching this HTS subheading, it falls under 2907.29.25.00 for import classification. It is typically supplied as a white to light tan crystalline powder.
Duty Rate — China → United States
43%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Verify 99% minimum purity and provide Certificate of Analysis (CoA) to meet FDA food additive regulations; declare as a chemical additive not for direct consumption to avoid misclassification; check for stabilizer additions which must not alter general-use classification per Chapter 29 notes