Chromium Trioxide 99.9% Pure Crystals from Canada
High-purity chromium trioxide crystals (99.9% CrO3) for laboratory and etching applications in electronics. It is specifically chromium trioxide under HTS 2819.10.00.00, as a chemically defined inorganic compound per Chapter 28 notes.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include SDS and purity analysis in documentation; ensure UN 1463 hazardous goods declaration; avoid bulk packaging over 25kg without proper stabilization