Calcium Nitrate Ammonium Nitrate Mixture from China
Double salt fertilizer combining calcium nitrate and ammonium nitrate for enhanced solubility. Falls under HTS 3102.90.01.00 per note 2(a)(v) for mixtures not elsewhere specified. Used in hydroponics and greenhouse production.
Duty Rate — China → United States
25%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Provide solubility test results confirming double salt formation as per chapter notes
• Avoid classification issues by documenting agricultural end-use vs industrial applications
• Ensure mixture doesn't exceed fluorine limits that might affect related phosphatic classifications