Diphenylphosphinous Chloride from Mexico
Diphenylphosphinous chloride serves as an intermediate for phosphine ligand synthesis in catalysis. The aromatic P-C bonds and inorganic chloride qualify it under HTS 2931.90.60.00 as other aromatic organo-inorganic compounds.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Corrosive; Hazard Class 8; use fluoropolymer-lined containers; provide phosphine derivative hydrolysis warnings