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3824.40.20.00/Cerium Oxide Concrete Polishing Accelerator/Canada

Cerium Oxide Concrete Polishing Accelerator from Canada

Nano-cerium oxide slurry used to accelerate mechanical polishing of concrete floors by chemically softening surface cement paste. Wholly inorganic prepared additive for concrete finishing under HTS 3824.40.20.00. Achieves mirror finish rapidly.

Duty Rate — Canada → United States

10%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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Import Tips

• CeO2 content verification; slurry stability data; distinguish from gemstone polishing compounds