High Purity Mercury for Barometers from Mexico
99.99% pure mercury specifically purified for meteorological barometer filling, under HTS 2805.40.00.00 as elemental mercury. Low vapor pressure formulation reduces health risks during instrument assembly. Supplied with expansion chamber specifications.
Duty Rate — Mexico → United States
11.7%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify barometric instrument end-use on commercial invoice to qualify for potential manufacturing drawback programs
• Vapor pressure test certificates (<0.001 torr at 20°C) required for instrument manufacturer acceptance