Sodium Tetraphenylboron from Mexico
Sodium tetraphenylboron is a chemically defined organo-inorganic compound featuring four phenyl groups attached to a boron atom, with sodium as the counterion, classified under HTS 2931.90.15.00 as an aromatic organo-inorganic compound. It is primarily used as a reagent in analytical chemistry for detecting potassium ions and as a precipitating agent in cation analysis.
Duty Rate — Mexico → United States
15.8%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide detailed chemical composition certificates and purity analysis to comply with HTS classification; ensure packaging meets UN standards for hazardous materials transport; verify REACH or TSCA registration for U.S. entry to avoid customs delays