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Methylphosphonic Acid (99% Purity) from Germany

Methylphosphonic acid is a non-halogenated organo-phosphorus compound with the formula CH3P(O)(OH)2, classified under HTS 2931.44.00.00 as a separate chemically defined organic compound containing phosphorus directly linked to carbon. It serves as a key intermediate in synthesizing flame retardants and herbicides.

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

Verify purity certificate and chemical analysis to confirm classification under 2931.44; ensure SDS and proper UN packaging for Hazard Class 8 corrosive material

Avoid misclassification as pesticide formulations which fall outside Chapter 29