Dimethylmercury from Mexico
Dimethylmercury is an extremely toxic volatile organomercury compound used in spectroscopy standards. HTS 2852.90.90.00 covers this defined organic mercury compound.
Duty Rate — Mexico → United States
13%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Extremely rare imports; requires special CDC/NIH approval
• UN 2028 liquid toxic; inert atmosphere shipping
• Often prohibited; verify current regulatory status