Barium Sulfite Precipitated from Mexico
Precipitated barium sulfite (BaSO3) used in X-ray contrast media and pigments. HTS 2832.20.00.00 applies to this chemically defined barium salt sulfite.
Duty Rate — Mexico → United States
13.1%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Toxicity profile requires EPA TSCA registration for new importers
• Precipitated vs crystalline form affects particle size declarations
• Medical device classification if pre-mixed; pure chemical stays in 2832