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Sodium Tetraphenylboron from China

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 — China → United States

18.3%

Rate breakdown

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

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