Chromium Trioxide 99.9% Pure Crystals from Mexico
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 — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include SDS and purity analysis in documentation; ensure UN 1463 hazardous goods declaration; avoid bulk packaging over 25kg without proper stabilization