Sodium Metasilicate CAS 6834-92-0

Sodium Metasilicate is an inorganic alkaline material widely used as a functional builder in detergent and cleaning formulations, as well as in industrial processes requiring buffering, corrosion inhibition, and soil dispersion. It is commonly applied in powder detergents, industrial cleaners, and surface treatment systems where alkalinity and silicate functionality are required.

In commercial supply, Sodium Metasilicate is typically provided as a solid material in granular, powder, or crystalline form. It is suitable for bulk handling and formulation use, with standard export packaging and documentation support for industrial buyers.

CAS: 6834-92-0
Synonyms: Disodium Metasilicate; Sodium Silicate (Metasilicate form)
Einecs: 229-912-9
Molecular Formula: Na₂SiO₃
Grade: Industrial Grade
Package: Available in solid form; typically packed in moisture-resistant bags or lined containers suitable for industrial handling and transport.

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Product Description

1 Physicochemical Properties

2 Typical Applications

3 Packaging

4 Storage

5 FAQ

Physicochemical Properties

Property	Value
Appearance	White granular, powder, or crystalline solid
Odor	Odorless
Density	Approx. 2.4 g/cm³ (anhydrous basis)
Solubility	Readily soluble in water, forming alkaline solution
pH	Strongly alkaline in aqueous solution
Melting Point	Typically above 1000 °C (anhydrous form)
Hygroscopicity	Absorbs moisture from air

Typical Applications

Builder in powder and industrial detergent formulations
Alkaline agent in industrial and institutional cleaning systems
Corrosion inhibition and metal surface protection in cleaning processes
Water treatment and process chemistry requiring buffering and dispersion
Raw material in silicate-based formulations and processing aids

Packaging

Sodium Metasilicate is supplied as a solid material and typically packed in moisture-resistant bags or lined containers to protect against humidity and caking. Packaging is designed to maintain product stability during storage and transportation.

Options can be aligned with order volume, including palletized export packaging for bulk handling and distribution.

Storage

Store in a cool, dry, and well-ventilated environment. Keep containers tightly sealed to prevent moisture absorption, as the product is hygroscopic.

Avoid exposure to humidity and maintain packaging integrity during storage and transport.

FAQ

What storage conditions are recommended?
Store in a dry environment with sealed packaging to prevent moisture uptake and caking.

What form is Sodium Metasilicate supplied in?
It is typically supplied as a white granular, powder, or crystalline solid.

What is its main function in detergents?
It acts as a builder, providing alkalinity, cleaning efficiency, and corrosion inhibition.

Is the product suitable for water-based formulations?
Yes, it readily dissolves in water to form an alkaline solution used in various formulations.

How is the product packaged?
It is packed in moisture-resistant bags or lined containers suitable for industrial transport and storage.

Are technical documents available?
Yes, standard documents such as COA, TDS, and SDS are available.

FAQ - Technical & Supply Chain

Documents

Documents and Product Support

For product review and sourcing evaluation, supporting documents can be coordinated according to the product type, inquiry stage, and order requirements.

COA for batch-based quality reference
TDS for key physical and chemical information
SDS / MSDS for handling, storage, and safety reference
Packing information for sample, trial, and bulk orders
Technical communication based on application and specification requirements

Quotation

Information to Confirm Before Quotation

Clear sourcing information helps reduce specification mismatch and allows a more accurate quotation before sample or bulk order discussion.

Product name and CAS number
Application or intended end use
Required purity, grade, or specification
Sample quantity, trial order, or bulk demand
Preferred packing form or net weight
Destination country or port
Required documents or compliance expectations

Storage & Handling

Packaging, Storage, and Handling Notes

Packaging form, storage conditions, shelf life, and shipment arrangements should be confirmed according to the product characteristics, package size, and destination requirements.

Before order confirmation, buyers are advised to review the corresponding product documents and confirm whether any special storage, labeling, or handling requirements apply.

Supply Support

Sample, Bulk Order and Repeat Supply Support

Support can be arranged for sample discussion, bulk supply planning, packaging confirmation, and routine sourcing communication based on the actual product and order requirements.

For repeat-use formulations or long-term procurement plans, buyers may discuss specification consistency, packaging preferences, delivery expectations, and document coordination in advance.

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Product Categories

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Alkaline Builder Construction Additive Detergent Builder Silicate Salt

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