2,3,5,6-Tetrachlorophenol from China

This symmetrical tetrachlorophenol isomer (2,3,5,6-) qualifies under HTS 2908.19.35.00 as a halogen-substituted phenol derivative per additional U.S. note 3. Primarily utilized in flame retardant chemical synthesis.

Duty Rate — China → United States

40.5%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
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)

Import Tips

Provide melting point (68°C) and HPLC chromatogram to verify isomer identity

Classify as UN 2020 corrosive liquid; use compatible HDPE or glass containers

Avoid bulk packaging over 450L that might trigger mixture classification