Tabun Intermediate GF-13 from China
Research-grade analog of tabun nerve agent intermediate, specifically methyl-bis(diethylamino)methylene)phosphonamidofluoridate used in toxicology studies. Falls under HTS 2931.59.00.35 due to precise chemical identification as halogenated organo-phosphorus derivative. Strict regulatory controls apply for legitimate research purposes only.
Duty Rate — China → United States
16.2%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Obtain BIS (Bureau of Industry & Security) license for 'chemical weapons precursors' even for research quantities
• Include DEA Form 236 for Schedule 2 chemicals and notify local first responders per EPCRA requirements