High-Ratio Sodium Silicate for Catalysts
High-ratio sodium silicate with a silica-to-soda ratio of 3.2:1, used in catalyst manufacturing and zeolite production. This commercial sodium silicate is classified under tariff item 2839.19.00 as an 'Other' sodium silicate, essential for forming silica frameworks in chemical synthesis.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the sodium silicate is part of a supported catalyst preparation.
Catalysts and catalyst supports are classified under heading 38.15.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Document the exact SiO2/Na2O ratio to confirm classification under 2839.19.00
• If the product is mixed with other chemicals for catalyst preparation, consider whether it is a separate chemical or a mixture
• Keep records of the intended use in case CBSA requests clarification
Related Products under Tariff item 2839.19.00
Colloidal Sodium Silicate Dispersion
A stable colloidal dispersion of sodium silicate nanoparticles designed for precision casting applications. This product is a commercial sodium silicate solution used in investment casting shell building, falling under tariff item 2839.19.00 as an 'Other' sodium silicate.
Industrial Sodium Silicate for Detergents
Medium-ratio sodium silicate liquid (2.4:1 SiO2/Na2O) used as a builder in laundry and dishwashing detergents. This commercial sodium silicate falls under tariff item 2839.19.00 as an 'Other' sodium silicate, providing alkalinity and corrosion protection in detergent formulations.
Liquid Sodium Silicate Grade 40° Bé
Industrial-grade liquid sodium silicate with a density of 40° Baumé, used in manufacturing corrugated cardboard and paperboard. This product is a commercial sodium silicate solution classified under tariff item 2839.19.00 as an 'Other' sodium silicate, acting as a starch adhesive enhancer.
Powdered Sodium Silicate Anhydrous
Anhydrous powdered sodium silicate used in detergent formulations and welding rod coatings. This product is a commercial sodium silicate in powder form, classified under tariff item 2839.19.00 as an 'Other' sodium silicate, excluding metasilicates.
Sodium Silicate Binder for Abrasives
Sodium silicate liquid binder used for vitrified and resinoid abrasive wheels. This commercial sodium silicate falls under tariff item 2839.19.00 as an 'Other' sodium silicate, providing temporary bonding during abrasive manufacturing.
Sodium Silicate for Cardboard Production
Low-viscosity sodium silicate specifically for corrugated cardboard manufacturing. This product is a commercial sodium silicate solution classified under tariff item 2839.19.00 as an 'Other' sodium silicate, replacing starch in paper bonding processes.