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Sodium Citrate CAS 68-04-2

Molecular Formula: C6H9NaO7

Formula Weight: 216.12

ZSpharmac: Sodium Citrate Raw Material Supplier

Product Name: Sodium Citrate
CAS No: 68-04-2
Purity: 99%

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Basic Info

Product Name:Sodium Citrate
Other Names:Trisodium Citrate
Place of Origin:Shandong, China
Brand Name:ZSpharmac
Type:Cosmetic Raw Materials
Appearance:White to Off-White Liquid
EINECS No.:200-675-3
Provide:Sodium Citrate MSDS;
Sodium Citrate COA

What is Sodium Citrate?

Sodium citrate, additionally known as sodium citrate, is white crystalline bits or powder at space temperature level. It is odor free, has a great and salty taste, and is secure airborne. Family member thickness 1.857 (23.5 ℃). It sheds crystal water at 150 ° C and breaks down when warmed further. Soluble in water, the pH of the aqueous service is about 8, and insoluble in ethanol. It is prepared by counteracting citric acid with salt hydroxide or sodium carbonate, focusing and crystallizing it.

Sodium Citrate Property

Melting point 



1.008 g/mL at 20 °C

storage temp. 



Water (Slightly)




White to off-white


at 100.00?%. odorless


8.59(1 mM solution);8.9(10 mM solution);9.04(100 mM solution);9.26(1000 mM solution)

Water Solubility 

Soluble in water.


Sodium Citrate Uses

1. Food application
Salt citrate is made use of as a food additive in large demand. It is primarily utilized as a flavoring agent, barrier, emulsifier, swelling agent, stabilizer and preservative. Furthermore, salt citrate works with citric acid and made use of as a range of jams and jellies., gelling agents, nutritional supplements and tastes for juices, drinks, trendy drinks, dairy items and breads.
my country’s “Sanitary Specs for making use of Food Additives” (GB2760-2014) specifies that the usage quantity is found out according to normal production demands.
Sodium citrate is utilized in renewing drinks to soften the sourness and improve the choice. Including this product throughout developing can market saccharification, and the dosage is about 0.3%. In sorbet and gelato production, salt citrate can be used as an emulsifier and stabilizer, with a dose of 0.2% ~ 0.3%. This product can also be made use of as an anti-rancidity representative for milk items, a thickening rep for refined cheese and fish things, and a sweet taste corrector for foods.

2. Chemical application
Salt citrate has the attributes of great water solubility, superb chelating ability for steel ions such as Ca2+ and Mg2+ in water, biodegradability, diffusion capability and solid anti-redeposition capability, so it is gradually happening a choice to salt tripolyphosphate. Products are used to create phosphate-free washing cleaning agents, especially phosphate-free fluid cleansing representatives. Including a particular quantity of salt citrate to detergent can substantially increase the cleaner’s decontamination ability.
Fluid cleaning agents including salt citrate have outstanding cleansing efficiency. Therefore, a selection of distinct cleaner have really been established in the house and abroad. Liquid cleaning agents containing salt citrate furthermore have various other superb properties. For instance, some distinct cleaner having salt citrate are non-corrosive to specific metal tools and can therefore be particularly utilized to clean valuable precision instruments; some have lemon. After cleaning up the tools with special salt acid detergent, the metal surface area will definitely be as intense as brand-new. Furthermore, the waste liquid after cleaning can be regrowed and recycled after treatment, reducing cleansing costs. There are records that in order to fix the issue of chemical deposits on veggies, fruits and various other foods, relevant professionals have developed an unique cleaner for chemical down payments on vegetables and fruits consisting of sodium citrate.
Sodium citrate has excellent complexing homes, so it is widely made use of in the electroplating sector; in the structure industry, salt citrate can be contributed to concrete as a retarder to boost the tensile, compressive and anti-freeze buildings of cement products.; In regards to environmental management, salt citrate can be utilized to eliminate sulfide from commercial exhaust gas. In the ceramic sector, salt citrate can be used as a grinding help. On top of that, salt citrate likewise has new usages in the establishing and digital photography markets, therefore extra increasing the application fields of salt citrate.

Excellent Properties of Sodium Citrate

1. Safe and safe performance: Because the raw products for preparing sodium citrate are essentially derived from grain, it is absolutely secure and trusted and will not hurt human health and wellness. The Food and Farming of the United Nations and the World Wellness Organization do not set any type of restriction on its daily intake, and it can be thought about drug-free.

2. Biodegradable: After being watered down by a large quantity of water in nature, sodium citrate partially turns into citric acid, and the two exist together in the same system. Citric acid is quickly biodegraded in water via the activity of oxygen, warmth, light, germs and microbes. Its decomposition path is generally with aconitic acid, itaconic acid, and citraconic anhydride, and afterwards exchanged carbon dioxide and water.

3. It has metal ion complexing capability: Salt citrate has excellent complexing capability for metal ions such as Ca2+ and Mg2+, and additionally has excellent complexing ability for other metal ions, such as Fe2+ and various other ions.

4. Exceptional solubility: solubility increases as water temperature increases.

5. It has good pH adjustment and buffering homes: Sodium citrate is a weak acid and solid antacids salt. When combined with citric acid, it can create a strong pH barrier. Consequently, it is very important in certain situations where the pH is not appropriate for massive modifications. effectiveness. Furthermore, sodium citrate additionally has outstanding retarding and stabilizing properties.

Refining Method of Sodium Citrate

A method for refining sodium citrate, which method includes the following actions:
( 1) Dissolve the crude salt citrate dihydrate with a small amount of water under pressure and heating to obtain a sodium citrate liquid remedy; where, the mass proportion of the unrefined sodium citrate dihydrate to water is 10:1, and the water is deionized Water; stress is 1MPa, temperature is 60 ℃;.

( 2) Use a bag filter to filter under the same pressure and temperature problems as action (1 ), and after that gradually lower the pressure to cool and take shape; the actions for slow-moving stress decrease are: decrease by 0.02 MPa per hour;.

( 3) After lowering to regular pressure, the strong and liquid are separated to acquire a strong;.

( 4) Send out the strong matter right into a vacuum cleaner rotating clothes dryer for drying out. The drying vacuum cleaner level is -0.08 MPa, the temperature is 70 ° C, and the drying time is 6 hours; the completed item of sodium citrate dihydrate is acquired with a yield of 87.4%.

After the completed product of salt citrate dihydrate was evaluated according to the discovery technique of GB6782-86, its material was 99.95%; the color was white, and the finished item was in the type of crystalline powder.

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

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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