Diphenylphosphinous Chloride from Germany
A phosphorus halide with two phenyl groups, used as a synthetic intermediate for phosphine ligands. This aromatic organo-inorganic compound is covered by HTS 2931.90.30.00 per additional U.S. note 3. The P-C aromatic bonds and phosphorus halide functionality define its classification.
Duty Rate — Germany → United States
16.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Furnish 31P NMR spectra confirming aromatic phosphine structure
• Handle as corrosive/hydrolytic material; provide proper UN shipping documentation
• Differentiate from Chapter 28 phosphorus compounds by organic substituent dominance