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Potassium Silicate CAS 1312-76-1

Molecular Formula: K2O3Si

Formula Weight: 154.28

ZSpharmac: Potassium Silicate Raw Material Supplier

Product Name: Potassium Silicate
CAS No: 1312-76-1
Purity: 99%

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Basic Info

Product Name:Potassium Silicate
Place of Origin:Shandong, China
Brand Name:ZSpharmac
Type:Cosmetic Raw Materials
Appearance:White Powder
EINECS No.:215-199-1
Provide:Potassium Silicate MSDS;
Potassium Silicate COA

What is Potassium Silicate?

Potassium silicate is a class of inorganic compounds, whose chemical formula can be expressed as K2SiO3 or K2O·nSiO2, where n is a variable representing the ratio of silicon atoms to oxygen atoms in the silicon-oxygen tetrahedral network. Depending on this ratio, potassium silicate can exist in different hydration states, the most common of which are anhydrous form and different hydrates, such as K2SiO3·6H2O. Potassium silicate can dissolve in water and release potassium ions (K+) and silicate ions (SiO32-).

Potassium Silicate Property

Melting point >300°C
density 1.203-1.209 g/cm3
form Powder
color White
Water Solubility Soluble in water.


Potassium Silicate Application

1. Building materials industry
Gelative materials: When potassium silicate is mixed with an appropriate amount of calcium silicate or other minerals, it can undergo a gelation reaction to form a hard silicate network structure, which is used as a gelling material and participates in the manufacture of various high-performance concretes, repair mortars, and acid-resistant and heat-resistant materials.
Waterproofing agent: Potassium silicate solution treats the surface of building materials to form an impermeable silicate film on it, enhancing the waterproof performance of the material.

2. Water treatment
Water softener: During the water treatment process, potassium silicate can react with calcium and magnesium ions in the water to generate insoluble silicate precipitation, thereby softening hard water and reducing the formation of scale.
Flocculant: In wastewater treatment, potassium silicate is used as an auxiliary flocculant to help suspended particles condense and settle, thereby improving purification efficiency.

3. Agriculture
Fertilizer: As a complex of potassium fertilizer and silicon fertilizer, potassium silicate supplements potassium and silicon elements in the soil, promotes the development of crop roots, enhances crop resistance to diseases and pests, and improves yield and quality.

4. Fireproof materials
Flame retardant: Potassium silicate can form a heat-insulating protective layer at high temperatures, slowing down or stopping the combustion process, and is widely used in flame retardant treatment of materials such as wood, textiles and plastics.

5. Daily chemicals
Detergent additives: Adding potassium silicate to the detergent formula can enhance the detergent’s decontamination ability. At the same time, it acts as an alkaline buffer to adjust the pH value of the detergent and protect the color of the fabric.

6. Coatings and anti-corrosion fields
Anti-corrosion coatings: As one of the components of coatings, potassium silicate can form a dense silicate coating that effectively isolates oxygen and moisture and prevents metal corrosion.
Silicate coatings: Used to make weather-resistant exterior wall coatings to increase the durability and aesthetics of buildings.

7. Foundry industry
Sand mold binder: In precision casting, potassium silicate solution is used as a binder for sand molds. The silicate shell formed has high strength and good disintegration, which is conducive to the molding and demolding of complex castings.

Potassium Silicate Prominent Application in Cosmetics

1. pH Regulator
Potassium silicate is a weak alkaline substance that can help adjust the pH value of cosmetic products, ensuring that the products are mild and close to the natural pH of human skin, avoiding skin irritation or discomfort caused by improper pH value.

2. Viscosity Regulator
In liquid cosmetics such as lotions, shampoos and shower gels, potassium silicate can be used as a natural thickener to increase the stability of the product and the texture during use, making the product easier to apply and less likely to stratify.

3. Film Forming Agent
Potassium silicate can form a thin protective film on the surface of the skin, which helps to lock in moisture and reduce moisture evaporation, thereby enhancing the moisturizing effect. This property is particularly important for conditioners, masks and moisturizers, which can provide long-term nourishment and protection for hair and skin.

4. Antistatic Agent
In hair care products, potassium silicate can reduce the accumulation of static electricity between hair, improve the smoothness and manageability of hair, and make hair look more shiny and healthy.

5. Mild cleanser
Due to its mild chemical properties, potassium silicate can also be used as part of a cleansing formula, especially in products for sensitive skin, where it can effectively remove dirt without damaging the skin’s natural barrier.

6. Stability enhancer
In cosmetics containing active ingredients, potassium silicate can improve the overall stability of the formula, prevent the active ingredients from decomposing prematurely, and extend the shelf life of the product.

7. Auxiliary penetration enhancer
Although potassium silicate itself is not a direct penetration enhancer, it indirectly helps the active ingredients to be better absorbed by the skin by adjusting the physical properties of the formula, such as viscosity and pH, thereby improving the efficacy of the product.

Contact Us

As a company specializing in the production and supply of Potassium Silicate raw materials, we are committed to providing customers with high-quality products and preferential prices. We have rich experience and technology to ensure the quality and stable supply of our products. No matter where you are, we can provide you with the required Potassium Silicate raw materials to support your production and research and development.

We always adhere to the principle of honest management, strictly control product quality, and serve every customer with a customer-first attitude. Over the years, we have established good cooperative relations with domestic and foreign customers and won their trust and praise.

If you have any needs or are interested in our products, please contact our service staff directly, and we will wholeheartedly provide you with the best service and products. Looking forward to cooperating with you and developing together!

Company Profile and Corporate Culture

Company Profile:

ZhiShang Chemical is owned by ZhiShang Group is a professional new-type chemicals enterprise combined into research and development, production and sales .

The company’s competitive product is pharmaceutical raw materials and intermediates (especially carbohydrate derivatives Series), In recent years, the company has made a major breakthrough in food and feed additives, plant extraction, industrial chemicals industry .

The company insists on the spirit of “sincere management, strict quality control, customer as god” , get consistent high praise from customers at home and abroad.

Corporate Culture:

Help China Chemicals to benefit the happiness of human life
Become the most trusted chemical supplier in the world
Striver – oriented, enrich employees, customer first, deep service, seek development
Be prepared for danger in times of peace, forge ahead actively, unity and cooperation, and be brave to fight

About Us

The production base is located in Zhangqiu chemical industry park and Tai’an high-tech chemical industry park. laboratory and workshop in strict accordance with the GMP standard and the product fit national ISO9001 and ISO2000 standards.

“Zhishang” products are exported to Europe, North and South America, the Middle East, Asia Pacific and Africa area, so as to establish a long-term and stable cooperation relationship with customer in the world.

Company Info
  • Business Type: Manufacturer
  • Product Range: Cosmetic raw materials
  • Products/Service:Cosmetic raw materials (flavors and fragrances,antioxidant products, moisturizing and hydrating, whitening agents, cosmetic additives)
  • Total Employees: 51~100
  • Capital (Million US $): 10000000RMB
  • Year Established: 2016
Production Capacity
  • No. of Production Lines : 8
  • No. of QC Staff : 5 -10 People
  • OEM Services Provided : yes
  • Factory Size (Sq.meters) : 3,000-5,000 square meters
  • Certificate: ISO9001 , CE , GMP , API , MSDS
  • Factory Location : Diao Town Industry Park, Zhangqiu City, Jinan City, Shandong Province, China.


Pre-Sales Service

* Prompt reply and 24 hours online, professional team to provide best price and high quality product.

* Sample testing support.

* Every batch of products will be tested to ensureits quality.

*The packing also can be according the customers` requirment.

*Any inquiries will be replied within 24 hours.

*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.


After-Sales Service

*The fact of logistics information monitoring.

* Any questions about the product can be consulted at any time.

*Product has any problem can return.


Do you accept sample order?

We will make samples before mass production, and after sample approved, we’ll begin mass production. Doing 100% inspection during production, then do random inspection before packing.



You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.

What’s your MOQ?

Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.

Do you supply product report?

Yes. We’ll give you product analysis report before shipping.

  Is there a discount?

Different quantity has different discount.


1. ≤50kg, Express delivery recommended, usually called as DDU service;

2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;

3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;

4. For high value products, please select air shipping and express delivery for safe.

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