Concrete Admixture Plasticizer from Japan
Polycarboxylate ether-based superplasticizer for improving concrete workability and strength. Classified 3824.99.93 as chemical preparation for construction industry, not elsewhere specified. Reduces water content without strength loss.
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
• Provide performance specs matching ASTM C494 for verification
• Ensure liquid form; dry powders may classify differently
• Document non-hazardous status for easier transport