Nano-Antimony Trioxide Particles from Mexico
Sub-100nm antimony trioxide nanoparticles for advanced flame retardant nanocomposites. HTS 2825.80.00.00 applies to nanoscale chemically defined metal oxides.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Include TEM/SEM analysis confirming particle size distribution
• Declare agglomeration state (dry vs dispersion)
• EPA PMN review may apply for novel nanomaterials