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Mercury Ammonium Chloride Mixture from China

Preparation combining mercury(II) chloride and ammonium chloride for pharmaceutical preservation applications. Falls under HTS 3824.99.3300 as it contains mercury in a mixture of inorganic compounds. Historically used in medical formulations before modern alternatives.

Duty Rate — China → United States

41.7%

Rate breakdown

9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Include Safety Data Sheets (SDS) and mercury content analysis reports with entry documents

Comply with FDA import alerts for mercury compounds in pharmaceuticals

Use triple packaging for liquid formulations to prevent spills