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Bentonite CAS 1302-78-9

Molecular Formula: Al2O3.4(SiO2).H2O

Formula Weight: 360.31

ZSpharmac: Bentonite Supplier

Product Name: Bentonite
CAS No: 1302-78-9
Purity: 99%

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Basic Info

Product Name:Bentonite
Other Names:Bentonite Powder
Place of Origin:Shandong, China
Brand Name:ZSpharmac
Type:Cosmetic Raw Materials
Appearance:Light Yellow or Green Powder
EINECS No.:215-108-5
Provide:Bentonite MSDS;
Bentonite COA

What is Bentonite?

Bentonite, furthermore called bentonite, bentonite, bentonite, is a clay or clay rock with montmorillonite as the significant mineral element. The name provided by American scholar W.C. Knight (W.C.Knight) in 1898 when he examined the Cretaceous argillaceous rocks near Wyoming, U.S.A. Bentonite is primarily composed of hydrous aluminosilicate minerals. Together with the considerable mineral montmorillonite, it generally consists of clay minerals such as illite, kaolinite, chlorite, halloysite, beidellite, as well as a lot more. The linked parts consist of zeolite minerals along with calcite, quartz, feldspar, Glass bits, rock particles, and so forth.
The primary chemical parts of bentonite are silicon dioxide, light weight aluminum oxide as well as water, and the web content of magnesium oxide and also iron oxide is additionally reasonably high, as well as calcium, sodium, potassium and so forth. Montmorillonite is a hydrous aluminosilicate consisting of percentages of alkali and also alkaline earth metal ions. The unit cell of montmorillonite is 2 silicon-oxygen tetrahedral layers sandwiched by a hydrogen-oxygen octahedral layer, and the cation is replaced with the very same photo of the heterovalent varieties to make it charged with layers as well as has numerous features such as adsorption as well as cation exchange.
Bentonite can be split into various residential properties according to the type of exchangeable cations of montmorillonite and the size of the layer fee, such as salt base, calcium base, magnesium base, aluminum base, etc, and the residential or commercial properties can also be transitioned between each other, that is, natural adjustment. People utilize this characteristic to synthetically modify bentonite according to demands in manufacturing.

Bentonite Property

density 2~3g/cm3
solubility Practically insoluble in water and in aqueous solutions. It swells with a little water forming a malleable mass.
form powder
color Light yellow or green, cream,pink, gray to black solid
Odorodorless, sl. earthy taste
Water Solubility Insoluble in water and forms a colloidal solution.


Bentonite Uses

  1. Bentonite is utilized as an emulsifier and also adsorbent for proteins as well as particles, and an oil emulsifier in biochemical research. Depigmentation representative.
  2. Bentonite can be used as binders, adsorbents, fillers, thixotropic representatives, flocculants, detergents, stabilizers, thickeners, and so on, used as providers of plant foods, fungicides and chemicals, fillers for rubber and plastics, synthetic resins as well as Anti-sedimentation ingredients for inks, thixotropy and also thickening of pigments as well as original coverings, additives for everyday chemicals, sorbents and also binders for medicines, etc, are additionally widely used in oil, metallurgy, casting, machinery, porcelains, building and construction, and so on, light sector, paper, fabric and also food industries.
  3. Bentonite is GB2760-96: handling aids. Purifying agent; anticaking agent; putting on hold representative; emulsifying representative. Primarily made use of for clarification of white wine; filter help for suspended yeast in draft beer. It can properly adsorb healthy proteins, pigments and also favorably billed colloidal ions to create coagulation. When utilizing, add 10 times the amount of water to make it totally swell, stir it into a slurry, add it to the fruit juice to be dealt with, mix and also spread evenly, as well as filter after 0.5-1.0 h.

Application of Bentonite in Plastering Gypsum

Plastering plaster
Plastering gypsum is a material for plastering the interior walls and roof surfaces of buildings. It is a replacement product of traditional cement mortar. It is made of building gypsum as the base material, supplemented with optimized performance materials, various admixtures and aggregates. Air-hardening plastering material. Compared with traditional cement mortar, plastering gypsum is light in weight, energy-saving and environmentally friendly, convenient in construction, and does not shrink, hollow or crack after hardening.
The development direction of plastering gypsum
On-site construction of workable plastering gypsum, mixing powder and water requires fast dissolution of cellulose ether and thixotropic lubricant (especially mechanical spraying), plastering gypsum powder is easy to disperse and has no particles, which improves construction efficiency. In addition to improving the uniformity of the plastering gypsum slurry, it is more necessary to improve the scraping performance, especially for mechanical spraying. Water-resistant plastering gypsum is added with water repellent, cement or lime calcium powder, which can improve the strength and water resistance of plastering gypsum and reduce the risk of cracking.
Bentonite provides lubricity in plastering plasters:

The labor cost is increasing, and the construction performance of the product has become a very critical selling point; bentonite thixotropic lubricant can improve the operability of construction, make the slurry batch smooth, non-stick knife, labor-saving, and improve construction efficiency; it is easier to pump and reduce Pumping resistance and friction; at the same time, it can give the slurry good thixotropy, prevent sagging, and reduce material loss during construction.

Preparation of Bentonite

About Products:
If you need Bentonite as a cosmetic raw material, please contact our service staff directly, we will provide you with high-quality products at the best price.
As an experienced Bentonite manufacturer and supplier, ZSpharmac will provide Bentonite raw materials to customers all over the world for a long time.
Over the years, the company has been adhering to the spirit of “integrity management, strict quality control, customer first”, and has won unanimous praise from domestic and foreign customers.

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.

Get Bentonite Quotation