Lithium Silicate Concrete Densifier from Germany
A colloidal solution of lithium silicate used to densify and harden freshly placed concrete surfaces by chemical reaction forming calcium silicate hydrate. Classified HTS 3824.40.20.00 as wholly inorganic prepared additive for concrete. Increases surface abrasion resistance dramatically.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify SiO2:Li2O ratio on technical data sheet; confirm no organic stabilizers present; check pH requirements for concrete compatibility