Barium Carbonate Fine Powder from Mexico
Barium carbonate fine powder is used in ceramics, glass, and rat poisons due to its high density and reactivity. It is an 'other' carbonate under HTS 2836.99.5050, as a chemically defined inorganic base compound per Chapter 28. This toxic white powder requires careful handling.
Duty Rate — Mexico → United States
3.7%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Strict TSCA and EPA notifications required due to barium toxicity; include toxicology data
• Declare as hazardous substance; UN3077 for environmental hazards
• Purity testing essential to differentiate from barium oxide (2816.10)