Water Treatment Phosphoric Acid 30% from Japan
30% phosphoric acid for corrosion inhibition in cooling towers and boiler systems by forming protective phosphate films. Under HTS 2809.20.00.30 as chemically defined phosphoric acid for industrial water treatment. Typically tankered in bulk.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Certify low silica content to prevent boiler scaling issues
• EPA registration may be required if claiming specific treatment performance
• Bulk imports need terminal compatibility declarations