NaB(C6H5)4 Precipitating Agent from Japan
NaB(C6H5)4, or sodium tetraphenylboron, serves as a selective precipitating agent for alkali metal ions in quantitative analysis, classified in HTS 2931.90.15.00 as an aromatic organo-inorganic compound per heading 2931. Its structure includes boron directly linked to four aromatic phenyl groups.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Label shipments with GHS hazard pictograms for irritant properties; obtain end-user certificates if destined for research institutions; check for anti-dumping duties on boron compounds from certain origins