4,4'-Dichlorobenzophenone from Mexico
4,4'-Dichlorobenzophenone has chlorine substituents para on both phenyl rings of the benzophenone core, classifying as halogenated aromatic ketone under HTS 2914.79.40.00. Essential for polycarbonate resin production.
Duty Rate — Mexico → United States
15.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide polymer manufacturer end-use letters if challenging industrial vs. general classification
• Confirm <0.1% impurities per chapter note (a); high purity critical for duty determination
• Package in nitrogen-flushed containers to prevent hydrolysis during ocean transit