Liquid Sodium Metasilicate 50% Solution from Mexico
A 50% aqueous solution of sodium metasilicate, classified as a commercial sodium metasilicate under HTS 2839.11.00.00. Utilized in pulp and paper processing as a defoamer and alkaline agent.
Duty Rate — Mexico → United States
11.1%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Declare concentration percentage accurately to avoid disputes
• Comply with USCG regulations for vessel transport of alkaline liquids
• Test pH and silicate content at entry for verification