1-Chloro-1,3-butadiene (Chloroprene) from Japan
Chloroprene (2-chloro-1,3-butadiene) is the conjugated diene monomer for polychloroprene (Neoprene) synthetic rubber. Classified HTS 2903.29.00.00 as unsaturated chlorinated acyclic hydrocarbon. Stabilized with phenolic antioxidants for storage and transport.
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
• Document polymerization inhibitor content to qualify stabilizer exception note 2(f)
• Comply with DOT Special Permit requirements for inhibited monomer transport
• Avoid classification disputes by specifying >99% monomer purity vs. polymer content