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Sodium Metasilicate Pentahydrate from Germany

Sodium metasilicate pentahydrate (Na2SiO3·5H2O) is a hydrated form of sodium metasilicate, a granular or powdered inorganic compound classified under HTS 2839.11.00.00 as a commercial sodium silicate. It is widely used in industrial cleaning formulations for its alkaline and buffering properties.

Duty Rate — Germany → United States

10%

Rate breakdown

9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%

Import Tips

Verify purity and hydration level via certificate of analysis to confirm classification under 2839.11.00.00

Ensure proper labeling as a corrosive alkali for DOT hazardous material shipping compliance

Avoid misclassification as detergent mixtures under Chapter 34 by importing in bulk chemical form