Basic Chromium Sulfate from Mexico
Basic chromium sulfate, often with formula Cr(OH)SO4, is a partially hydrolyzed chromium salt used primarily in leather tanning processes. Classified under HTS 2833.29.40.00 as a sulfate of chromium, it meets inorganic compound definitions in Chapter 28. Its green powder form distinguishes it from fully neutralized chromic sulfate.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Declare exact Cr2O3 equivalent content as required for tanning industry standards and customs valuation
• Comply with EPA TSCA regulations; provide import notifications for new chemical substances if applicable