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%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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