Tricobalt Tetroxide Powder from Mexico
Tricobalt tetroxide (Co3O4) powder, when not meeting commercial cobalt(II,III) oxide specs, serves in catalysts and enamels. It is an 'other' cobalt oxide under 2822.00.00.90 as a chemically defined inorganic compound.
Duty Rate — Mexico → United States
0.1%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Distinguish from 2822.00.0010 via assay reports showing non-commercial grade
• Comply with TSCA import certification for US entry
• Avoid bulk packaging errors; specify particle size in invoices to match declarations