Research-Grade Methylphosphonic Dichloride from China
Ultra-pure methylphosphonic dichloride for academic and R&D use in synthesizing phosphonate esters. Classified precisely under HTS 2931.51.00.00 for its halogenated organo-phosphorus profile. Excludes retail preparations per Chapter exclusions.
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
• Provide institutional end-user certificates; comply with MTCR controls if for nerve agent analogs; declare exact CAS 676-97-1