Chloromethylphosphonic Acid from Germany
Chloromethylphosphonic acid serves as an intermediate in organophosphorus chemistry and metal extractants. Classified in HTS 2931.59.00.80 for its halogenated organo-phosphorus structure with P-CH2Cl functionality. Meets Chapter 29 requirements for chemically defined compounds with direct nonmetal linkages to carbon.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Declare as a corrosive hazardous material (UN 3265) with appropriate placarding
• Provide synthetic route documentation to verify P-C bond formation
• Monitor for hydrolysis during storage; include stabilizer information if applicable