2931.59.00.15/Methylphosphonyl Difluoride/Mexico

Methylphosphonyl Difluoride from Mexico

Methylphosphonyl difluoride (CH3P(O)F2) is a halogenated organo-phosphorus compound where a methyl group is directly linked to phosphorus with two fluorine atoms. It falls under HTS 2931.59.00.15 as an alkyl phosphonyl difluoride, specifically the methyl variant, meeting Chapter 29 requirements for separate chemically defined organo-inorganic compounds with halogen directly linked to phosphorus. Primarily used as a chemical intermediate in organophosphorus synthesis.

Duty Rate — Mexico → United States

13.7%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

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Import Tips

• Verify chemical purity and obtain Safety Data Sheets (SDS) compliant with TSCA and REACH for customs clearance

• Check CWC (Chemical Weapons Convention) export/import licenses as phosphonyl difluorides are List I chemicals

• Ensure proper UN-approved packaging for corrosive, toxic fluorinated compounds to avoid transport pitfalls