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3824.40.20.00/Lithium Silicate Concrete Densifier/Japan

Lithium Silicate Concrete Densifier from Japan

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 — 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%
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Import Tips

• Specify SiO2:Li2O ratio on technical data sheet; confirm no organic stabilizers present; check pH requirements for concrete compatibility

Lithium Silicate Concrete Densifier from Japan — Import Duty Rate | HTS 3824.40.20.00