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2930.90.92.25/n-Propyl Methylphosphonate/Mexico

n-Propyl Methylphosphonate from Mexico

This compound has phosphorus attached to one methyl group and one n-propyl group, fitting HTS 2930.90.9225's narrow definition. Serves as a specialty solvent and reaction intermediate in pharmaceutical synthesis. Structure confirmed by P-NMR spectroscopy.

Duty Rate — Mexico → United States

13.7%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Declare exact alkyl chain length; n-propyl vs iso-propyl determines subheading precision

• Pharma-grade requires USP/EP certificates; technical grade may face lower duties but stricter safety rules

• Monitor REACH compliance for EU transshipment; affects US import documentation requirements

n-Propyl Methylphosphonate from Mexico — Import Duty Rate | HTS 2930.90.92.25