2929.90.50.18/N-Methyl-N-ethylphosphoramidic difluoride/Japan

N-Methyl-N-ethylphosphoramidic difluoride from Japan

A mixed methyl-ethyl N,N-dialkyl phosphoramidic dihalide using fluoride halogens, under HTS 2929.90.50.18. Employed in fluorinated polymer synthesis and as a fluorinating agent. The dihalide nitrogen function places it specifically in this subheading per Chapter 29 definitions.

Duty Rate — Japan → United States

6.5%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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Import Tips

• Specify halide type (F vs Cl) in invoices; difluorides still qualify under dihalides

• Use fluoropolymer-compatible containers to prevent reaction during transport

• Verify no coordination with metals—per note (C)(3), cleaves to organic fragments for classification

N-Methyl-N-ethylphosphoramidic difluoride from Japan — Import Duty Rate | HTS 2929.90.50.18