Colloidal Sodium Silicate Dispersion from Mexico
Stable colloidal dispersion of sodium silicate nanoparticles for precision casting. Under HTS 2839.19.00.00 as commercial sodium silicate solution. Used in investment casting shell building.
Duty Rate — Mexico → United States
11.1%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Colloidal stability certification; clean room packaging; shelf life documentation