Brown Iron Oxide Water Slurry for Concrete from Canada
High-concentration slurry of brown iron oxide (mixture of Fe2O3/Fe3O4) for integral concrete coloring. Classified in 3206.49.20.00 as iron oxide-based preparation for material coloring, covered by Chapter Note 3. Distinguishable from paint dispersions.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Ensure slurry solids content documentation shows iron oxide predominance
• Avoid bulk chemical classification by specifying coloring preparation use
• Test for stability excluding diazonium salt mixtures per Chapter Note 4