DMPP Flame Retardant Precursor from Mexico
Dimethyl propylphosphonate (DMPP) specifically packaged for use as a precursor in phosphorus-based flame retardants for textiles and plastics. Classified in HTS 2931.42.00.00 as a separate chemically defined organo-inorganic compound per Chapter 29 note 2(a).
Duty Rate — Mexico → United States
13.7%
Rate breakdown
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
• Include end-use statement specifying 'chemical intermediate, not finished FR' to prevent misclassification; ensure no anti-dusting agents render it retail-specific per note 2(g)