Sodium citrate tribasic, also known as trisodium citrate dihydrate, is a white, odorless, crystalline powder that is soluble in water. It is a tribasic salt of citric acid, meaning that it contains three citric acid molecules and three sodium ions.
Sodium citrate tribasic is used in a variety of applications, including:
- Food industry: As a food additive, it is used as a preservative, flavoring agent, and acidity regulator. It is also used in the production of jams, jellies, and other processed foods.
- Pharmaceutical industry: As a pharmaceutical excipient, it is used as a buffer, chelating agent, and emulsifier. It is also used in the production of some medications, such as intravenous fluids and ophthalmic solutions.
- Personal care industry: As a cosmetic ingredient, it is used as a chelating agent, pH adjuster, and thickener. It is also used in the production of some skin care products, such as lotions and creams.
- Other uses: Sodium citrate tribasic is also used in the production of metal cleaning solutions, photographic chemicals, and textile dyes.
Sodium citrate tribasic is generally considered safe for human consumption. However, it can cause some side effects, such as diarrhea and nausea, in people who are sensitive to it.
Here are some of the specific uses of sodium citrate tribasic:
- In the food industry: Sodium citrate tribasic is used as a preservative to prevent the growth of bacteria and mold in food. It is also used as a flavoring agent to give food a sour taste. In addition, it is used as an acidity regulator to control the pH of food.
- In the pharmaceutical industry: Sodium citrate tribasic is used as a buffer to maintain the pH of pharmaceutical solutions. It is also used as a chelating agent to bind to metal ions and prevent them from reacting with other ingredients in the solution. In addition, it is used as an emulsifier to help combine two or more immiscible liquids.
- In personal care products: Sodium citrate tribasic is used as a chelating agent to remove metal ions from hair and skin. It is also used as a pH adjuster to maintain the pH of personal care products. In addition, it is used as a thickener to give personal care products a desired consistency.
- Other uses: Sodium citrate tribasic is also used in the production of metal cleaning solutions, photographic chemicals, and textile dyes. It is also used in the medical field as a laxative and to treat kidney stones.
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