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Liquid Sodium Metasilicate 50% Solution

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.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China1.1%+35.0%36.1%
🇲🇽Mexico1.1%+10.0%11.1%
🇨🇦Canada1.1%+10.0%11.1%
🇩🇪Germany1.1%+10.0%11.1%
🇯🇵Japan1.1%+10.0%11.1%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2839.19.00.00Same rate: 36.1%

If liquid but orthosilicate composition

Subheading distinguishes metasilicates specifically.

3804.00Lower: 13.7% vs 36.1%

If for organic composite solvents with silicates

Composite solvents for organic surface work go to 3814.

3824.99.39Lower: 35% vs 36.1%

If boiler water treatment chemical blend

Prepared treatment chemicals are other chemical goods.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

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

Related Products under HTS 2839.11.00.00

Sodium Metasilicate Pentahydrate

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.

Anhydrous Sodium Metasilicate

Anhydrous sodium metasilicate (Na2SiO3) is the water-free powdered form of this commercial alkali metal silicate, explicitly covered by HTS 2839.11.00.00. It serves as a key ingredient in heavy-duty detergents and industrial cleaners due to its high pH and emulsifying capabilities.

PQ Sodium Silicate Solution (Metasilicate Grade)

PQ Sodium Silicate is a liquid metasilicate solution (Na2O·xSiO2) produced commercially as a key sodium silicate under HTS 2839.11.00.00. It functions as a corrosion inhibitor in cooling systems and a binder in adhesives.

Sodium Metasilicate Nonahydrate Crystals

Sodium metasilicate nonahydrate (Na2SiO3·9H2O) appears as free-flowing white crystals, a hydrated commercial sodium silicate under HTS 2839.11.00.00. Commonly used in laundry powders and metal cleaning compounds.

Metso Beads Sodium Metasilicate

Metso Beads are dense, bead-form sodium metasilicate anhydrous product under HTS 2839.11.00.00, designed for easy handling in detergent manufacturing. Its low dust and high solubility make it ideal for industrial formulations.

Sodium Metasilicate for Welding Flux

High-purity sodium metasilicate powder used in welding flux formulations, falling under HTS 2839.11.00.00 as a commercial alkali silicate. It provides slag-forming and cleaning properties during welding.