Research Grade Butyl Methylphosphinate from China
Ultra-pure butyl methylphosphinate (>99.5%) for laboratory synthesis of phosphinate polymers, specifically under HTS 2931.49.0015 as non-halogenated organo-phosphorus compound. Supplied in small research quantities with CoA.
Duty Rate — China → United States
16.2%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Include end-use statement for research exemption from certain registrations; package under 1L for lab exemption thresholds
• Verify no water dissolution exceeding note 2(d) limits