3,4-Dichlorophenylisocyanate Stabilized with 0.1% Phenothiazine from Mexico
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 — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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