Elemental Mercury from Mexico
Pure elemental mercury (Hg), a dense liquid metal at room temperature, classified under HTS 2805.40.00.00 as mercury in its chemically undefined elemental form. It is used in scientific instruments, dental amalgams, and industrial applications. This heading covers mercury not chemically combined with other elements.
Duty Rate — Mexico → United States
11.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Obtain EPA TSCA approval and comply with Toxic Substances Control Act regulations for mercury imports due to its hazardous nature
• Ensure proper UN-approved packaging and labeling as a dangerous good (UN 2809) with spill containment measures
• Verify state-level restrictions on mercury imports, as some US states ban non-essential uses