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Agar Powder CAS 9002-18-0

Molecular Formula: C14H24O9

Formula Weight: 336.33496

ZSpharmac: Agar Powder Supplier

Product Name: Agar Powder
CAS No: 9002-18-0
Purity: 99%

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Basic Info

Product Name:Agar Powder
Other Names:Agar
Place of Origin:Shandong, China
Brand Name:ZSpharmac
Type:Cosmetic Raw Materials
Appearance:Brownish Yellow Shredded
EINECS No.:232-658-1
Storage:Room Temp
Provide:Agar Powder MSDS;
Agar Powder COA

What is Agar Powder?

Agar powder is a natural polysaccharide substance, mainly derived from several red algae seaweeds, such as Gracilaria, Gelidium and Porphyra. From the chemical structure point of view, agar powder is composed of two different polysaccharide units: agarose and agaropectin.

Agar powder has good coagulation and can form a stable gel even at low concentrations. It is insoluble in cold water, but soluble in boiling water. The gel strength is high, and the surface of the gel formed can withstand greater pressure without breaking. These characteristics of agar powder make it an indispensable raw material in laboratories, food industry and pharmaceutical industry.

Agar Powder Property

Melting point 

85-95 °C

storage temp. 

room temp


H2O: 1.5% with heat




Brownish yellow



PH Range

5 – 7


6.5-6.8 (1.5% in gel, after autoclaving)

Odor Type


Water Solubility 



Agar Powder Uses

Microbiology and Scientific Research
Culture Preparation: Agar Powder is an important component in microbial culture medium and is used to prepare solid culture medium. Its coagulation properties allow microorganisms to grow and form colonies on the surface of the culture medium, which is easy to observe and separate.
Molecular Biology: Agarose gel electrophoresis is an important method for separating and analyzing DNA, RNA and proteins. Agarose gel provides a stable medium for the separation of molecular size and charge.
Cell Culture: Agar can be used for three-dimensional cell culture, simulating the in vivo environment, and studying cell growth and differentiation.

Food Industry
Thickeners and Coagulants: Used as thickeners and coagulants in foods such as jelly, ice cream, soft candy, canned food, meat products, eight-treasure porridge, white fungus bird’s nest, soup foods and cold foods.
Suspending agents and stabilizers: Keep particles suspended in beverages and condiments to avoid stratification.
Food Packaging: In new food packaging materials, Agar Powder can be used to make edible films and coatings to increase the shelf life of food.

Medicine and Cosmetics
Drug Carrier: Agar Powder is used as a drug carrier in topical drug delivery systems such as ointments and patches.
Antioxidant: In cosmetics, the antioxidant properties of agar help protect the skin from free radical damage and slow the aging process.
Biomedical Materials: In tissue engineering and regenerative medicine, agar can be used as a biocompatible scaffold material for cell culture and tissue construction.

Chemical and Textiles
Coatings and Printing: Agar Powder is used as a thickener and stabilizer in certain types of coatings and printing inks.
Textile Treatment: In the dyeing and finishing process of textiles, agar can be used as an auxiliary agent to improve dyeing uniformity and the feel of the fabric.

Defense and Security
Biochemical Defense: In certain biochemical protection systems, Agar Powder can be used to capture and immobilize harmful biological warfare agents such as bacteria and viruses.

Agar Powder in Cosmetic Applications

Thickeners and Stabilizers
Thickening of Pastes and Liquids: Agar Powder can increase the viscosity of cosmetics, giving the product a better texture and smearing feel. This is especially important for products such as creams, lotions, facial cleansers and conditioners.
Emulsification and stabilization: Agar powder helps stabilize the emulsification system of the oil-water phase, prevents oil-water stratification, and ensures the long-term uniformity and stability of the product.

Film formers and moisturizers
Film-forming effect: Agar powder forms a transparent protective film on the skin surface, which helps to lock in moisture and reduce skin moisture evaporation, thereby playing a moisturizing role.
Skin protection: The formed film layer can isolate the stimulation of the external environment and protect the skin from pollution and ultraviolet damage.

Cleansing and makeup removal
Cleansing mask: Agar powder is used as a gel former to make a cleansing mask. Its gel texture is easy to apply and can absorb dirt and oil on the skin surface to clean pores.
Makeup removal gel: In makeup removal products, agar powder helps form a mild gel texture, which effectively removes makeup without over-cleansing or irritating the skin.

Antioxidant and Anti-Aging
Antioxidant: Although the direct antioxidant activity of agar powder may be limited, it can enhance the stability of other antioxidant ingredients as a carrier, indirectly improving the antioxidant capacity of the product.
Anti-Aging: By improving the skin’s moisturizing ability and barrier function, agar powder indirectly participates in slowing the skin aging process.

Dispersion of flavors and pigments
Fragrance and pigment stabilization: Agar Powder can help stabilize flavors and pigments, preventing them from settling or volatilizing, and ensuring the consistency of product color and aroma.

Animal-free alternatives
Vegetarian and vegan products: For consumers seeking animal-free ingredients, Agar Powder is an ideal alternative because it is derived from seaweed and meets vegetarian and vegan standards.


National Center for Biotechnology Information. “PubChem Compound Summary for CID 71571511, Agar” PubChem, https://pubchem.ncbi.nlm.nih.gov/compound/Agar. Accessed 8 July, 2024.

As a company specializing in the production and supply of Agar Powder 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 Agar Powder 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.

Get Agar Powder Quotation