Monopotassium Phosphate (MKP) from China
Monopotassium phosphate, chemically defined as KH2PO4, is a soluble salt used primarily as a fertilizer providing potassium and phosphorus to plants. It falls under HTS 2835.24.00.00 as a phosphate of potassium, distinct from other salts due to its specific chemical composition meeting Chapter 28 definitions.
Duty Rate — China → United States
40.6%
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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Verify purity and chemical definition per Chapter 28 Note 1 to avoid misclassification as mixtures; provide Certificate of Analysis for customs; ensure fertilizer labeling complies with USDA regulations to prevent holds