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| Catalog Number | CI-SC-0565 |
| Product Name | Sodium Citrate Dihydrate |
| CAS | 6132-04-3 |
| Structure |  |
| Synonyms | Sodium citrate |
| Description | Sodium Citrate Dihydrate is a type of salt that is commonly used in food, beverage, pharmaceutical and cosmetic industries. It is produced through the reaction of citric acid with sodium hydroxide or sodium carbonate. The resulting product is a white crystalline powder that is highly soluble in water. In the cosmetic industry, Sodium Citrate Dihydrate is used as a pH adjuster, preservative, and as a sequestrant to improve the performance of other ingredients. |
| Molecular Weight | 294.1 g/mol |
| Molecular Formula | C6H9Na3O9 |
| Melting Point | 300ºC |
| Flash Point | 155.2ºC |
| Density | 1.76 g/ml |
| Appearance | white, crystalline powder or granules |
| Application | 1. Food and beverage industry: Sodium citrate dihydrate is commonly used as an acidity regulator, emulsifier, and preservative in various food products such as carbonated beverages, dairy products, jams and jellies, processed meats, and canned fruits and vegetables. 2. Pharmaceutical industry: Sodium citrate dihydrate is utilized as a buffering agent in many medical and pharmaceutical preparations such as anticoagulants, electrolyte replacement solutions, and effervescent tablets. 3. Cosmetic industry: Sodium citrate dihydrate is employed in various cosmetic and personal care products such as shampoos, bath products, and skin creams as a pH adjuster, buffering agent, and chelating agent. 4. Cleaning agents: Sodium citrate dihydrate is utilized in cleaning products as a water softener, chelating agent, and buffering agent. 5. Medical research: Sodium citrate dihydrate is used in laboratory settings to prevent blood from clotting and to help preserve blood samples for testing. |
| Features And Benefits | 1. Acts as a pH adjuster 2. Improves the stability of emulsions 3. Enhances the foaming properties of cleansing agents 4. Acts as a chelator, binding to metal ions in the product and preventing oxidation and rancidity 5. Renders skin smoother and more even-toned 6. Helps reduce the appearance of fine lines and wrinkles 7. Increases the effectiveness of other active ingredients in the product. |
| Refractive Index | 1.58 |
What is sodium citrate derived from?
Sodium citrate is a salt derived from citric acid, which can be derived from citrus fruits.
What is the primary use of sodium citrate?
The primary use of sodium citrate is to control the pH level of a product.
Does sodium citrate have antioxidant properties?
Yes, sodium citrate has antioxidant properties.
Where is sodium citrate used?
Sodium citrate is used in food and medical applications, as well as in cosmetic products.
How is sodium citrate used in skin care products?
Sodium citrate is used in skin care products to control the pH level and as a mild preservative.
Why is sodium citrate used in food?
Sodium citrate is used in food to keep it fresher for a longer time and prevent melted cheese from becoming greasy.
What role does sodium citrate play in cosmetics formulations?
Sodium citrate acts as a buffering agent, chelating agent, and preservative in cosmetics formulations.
How is sodium citrate produced?
Citric acid and its salts, such as sodium citrate, are produced through microbial fermentation using Aspergillus niger strains.
Is sodium citrate safe to use in cosmetics and skincare products?
According to the Cosmetic Ingredient Review (CIR) Expert Panel, citric acid, its esters, and salts like sodium citrate are safe to use in cosmetics and personal care products at the concentrations used.
Why is it important to balance the pH of cosmetics and skincare products?
It is important to balance the pH of cosmetics and skincare products to maintain the skin's normal pH and protect it from irritants and environmental factors.
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