Methyl ethyl-N,N-dimethyl phosphoramidate from Mexico
This mixed alkyl phosphoramidate has methyl and ethyl on phosphorus with dimethyl on nitrogen, qualifying under the dialkyl (methyl, ethyl)-N,N-dialkyl phosphoramidate of HTS 2929.90.50.20. Applied in agrochemical research and as a phosphorylating agent.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6093.5%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide structural formula and alkyl identification to distinguish from other phosphoramidates
• Check REACH compliance if transshipping through EU; may require additional safety data