Aromatic Plasticizer Concrete Admixture from Japan
A liquid additive for cement and concrete mixes containing over 5% aromatic substances like alkylbenzene sulfonates to improve workability and reduce water demand. It falls under HTS 3824.40.10.00 due to its high aromatic content used as a prepared additive for concretes. This ensures better flow and strength in construction applications.
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
• Verify aromatic content via lab analysis to confirm >5% threshold; obtain SDS with exact composition for CBP review
• Ensure labeling specifies use for concrete to avoid misclassification as general chemical
• Watch for VOC regulations in destination country