Chlorinated Nitrile Butadiene Rubber (HNBR-Cl) from Japan
High-performance chlorinated synthetic rubber based on hydrogenated nitrile butadiene rubber, with chlorinated units exceeding 95% by weight. Ideal for automotive seals and gaskets requiring heat and fluid resistance. Falls under 3911.90.70.00 for its primary form chlorinated structure.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Submit FTIR or NMR test reports proving chlorination meets subheading purity standards
• Ensure declaration specifies 'primary forms' to distinguish from finished articles in 3926