3,4-Dichlorophenylisocyanate Stabilized with 0.1% Phenothiazine from China
Stabilized 3,4-Dichlorophenylisocyanate with 0.1% phenothiazine additive prevents polymerization, qualifying under chapter note (f) for stabilizers necessary for preservation/transport, under HTS 2929.10.30.00. Commonly used in fine chemical synthesis for agrochemicals.
Duty Rate — China → United States
19%
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
Import Tips
• Document stabilizer as <1% and solely for preservation to stay in pure compound heading; label as UN 2250 hazardous material
• Avoid retail packaging that might trigger 3824