Description

Sodium Silicate CAS NO 1344-09-8 is an inorganic compound, commonly known as water glass, available in both solid and aqueous solution forms. It serves as a versatile and cost-effective source of silica and alkali, making it a fundamental raw material across numerous industrial processes. Key industries that rely on this chemical include detergents, construction, pulp & paper, water treatment, and foundries.

Application

• Detergent & Soap Manufacturing: Acts as a builder, enhancing cleaning power by softening water and providing alkalinity.
• Construction & Cement: Used as an accelerator in concrete, a binder in refractory materials, and for soil stabilization.
• Pulp & Paper Industry: Functions as a de-inking agent, a bleaching aid, and a binder for corrugated cardboard.
• Water Treatment: Serves as a coagulant aid and corrosion inhibitor in municipal and industrial water systems.
• Foundry & Metal Casting: Employed as a core and mold binder in investment casting processes.
• Adhesives & Binders: A key component in silicate-based cements, cardboard, and fireproofing materials.
• Textile Processing: Used in bleaching, dyeing, and fireproofing of fabrics.
• Industrial Cleaning: Found in heavy-duty metal cleaning and degreasing formulations.

Basic Information

Product Name	Sodium Silicate
CAS No.	1344-09-8
Molecular Formula	Na2SiO3 (common representation, variable ratios exist)
Molecular Weight	122.06 g/mol (for Na2SiO3)
Synonyms	Water Glass; Soluble Glass; Sodium Metasilicate; Silicic Acid, Sodium Salt; Liquid Glass; Sodium Polysilicate; Sodium Silicate Solution; E550
EINECS	215-687-4

Quality Control

Our Sodium Silicate is manufactured under strict quality management systems to ensure batch-to-batch consistency and performance. Quality is verified against key parameters such as SiO2/Na2O ratio (modulus), density, and viscosity. Certificates of Analysis (COA) documenting these specifications are available for every shipment upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids. For aqueous solutions, protect from freezing. Typical recommended storage temperature is between 15°C and 25°C.

Specification

Item	Specification
Appearance (Solution)	Clear, colorless to slightly turbid viscous liquid
Ratio (SiO2:Na2O) w/w	Contact for details
SiO2 Content	Contact for details
Na2O Content	Contact for details
Density @ 20°C	Contact for details
Viscosity	Contact for details
pH (1% Solution)	Strongly alkaline

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.