Bis(2-Chlorovinyl)Chloroarsine from Mexico
Bis(2-chlorovinyl)chloroarsine is a highly toxic organo-arsenic compound containing arsenic directly linked to carbon atoms, classified under HTS 2931.90.90.35 as an other organo-inorganic compound. It falls within Chapter 29 per the notes for separate chemically defined organic compounds with nonmetal atoms like arsenic bonded to carbon, excluding sulfonated or halogenated derivatives covered elsewhere.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Obtain prior approval from BIS or ATF due to chemical weapons precursor status; include detailed safety data sheets and toxicity profiles in documentation
• Verify end-use statements to avoid dual-use export control violations
• Common pitfall: inadequate labeling of arsenic content leading to CBP holds