Chromic Acid Anhydride (Chromium Trioxide) from Mexico
Chromium trioxide (CrO3), also known as chromic anhydride, is a dark red crystalline compound used in chrome plating and as an oxidizing agent. Classified under HTS 2819.90.00.00 as a chromium oxide not covered by other subheadings in heading 2819.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Comply with EPA hazardous waste regulations and TSCA reporting for chromium(VI) compounds due to carcinogenicity
• Provide certificates of analysis confirming Cr(VI) content to avoid reclassification as hazardous waste
• Ensure proper UN packaging and labeling for corrosive solids (UN 1463) during transport