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
43%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 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