Description

Dipotassium Silicate is an inorganic compound widely used as a versatile source of soluble silica and potassium. This material is valued for its strong alkaline nature and its ability to form stable, protective solutions and coatings. It serves as a critical raw material in industries ranging from detergents and construction to agriculture and specialty chemicals, where its binding, deflocculating, and corrosion-inhibiting properties are essential.

Application

• Detergent & Cleaner Formulations: Acts as a builder, stabilizer, and corrosion inhibitor in industrial and institutional cleaning products.
• Construction & Cement: Used as an additive in cement, concrete, and refractory materials to improve setting time, strength, and durability.
• Welding & Metalworking: Serves as a component in welding rod fluxes and metal surface treatment solutions.
• Adhesives & Binders: Functions as an inorganic binder in ceramic molds, foundry cores, and high-temperature adhesives.
• Agriculture: Utilized as a source of soluble silica and potassium in certain fertilizer and soil amendment formulations.
• Textile & Paper Processing: Employed in bleaching and dyeing processes, and as a coating agent for paper and textiles.
• Specialty Chemicals: A precursor in the synthesis of other silicates and silica-based materials, including catalysts and desiccants.

Basic Information

Product Name	Dipotassium Silicate
CAS No.	10006-28-7
Molecular Formula	K2SiO3
Molecular Weight	154.28 g/mol
Synonyms	Potassium Silicate; Potassium Metasilicate; Silicic Acid, Dipotassium Salt; K2SiO3; Kasil; Water Glass (Potassium-based); Liquid Glass; Soluble Silicate (Potassium)
EINECS	233-001-1

Quality Control

Our Dipotassium Silicate is manufactured under strict quality management protocols to ensure batch-to-batch consistency and reliability. We provide comprehensive Certificates of Analysis (COA) for every shipment, detailing key parameters such as assay, silicate ratio, and impurity levels. Our quality systems are designed to meet the requirements of diverse industrial applications, ensuring product integrity from production to delivery.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent absorption of atmospheric moisture and caking.

Specification

Item	Specification
Appearance	White granules or powder
Identification (IR)	Conforms
Assay (as K2SiO3)	≥ 95.0 %
SiO2 Content	Contact for details
K2O Content	Contact for details
Ratio (SiO2:K2O)	Contact for details
Loss on Drying	≤ 2.0 %
Water Insolubles	≤ 0.5 %
pH (5% Solution)	11.0 - 12.5

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