Monoaluminum Phosphate Solution from China
Monoaluminum phosphate (Al(H2PO4)3) in aqueous solution serves as an acid binder for high-temperature refractories and acid-resistant coatings. It qualifies for HTS 2835.29.10.00 as a simple aluminum phosphate salt. The solution form facilitates application in ceramic and metal treatments.
Duty Rate — China → United States
35%
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
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)
Import Tips
• Declare exact concentration (typically 50% solids) to avoid dilution penalties or reclassification
• Avoid classifying as phosphoric acid mixture (2809.20); specify aluminum phosphating