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Sodium citrate, also known as sodium citrate, is white crystalline particles or powder at room temperature, odorless, with a cool salty taste, stable in air. Relative density 1.857(23.5℃). It loses water of crystallization at 150℃, and decomposes when it continues to be heated. Soluble in water, the pH of aqueous solution is about 8, insoluble in ethanol. Made from citric acid by neutralizing with sodium hydroxide or sodium carbonate, concentrating and crystallizing.
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When fresh blood is taken clinically, some sterilized sodium citrate needs to be added to prevent blood clotting, so sodium citrate is called anticoagulant.
In food and beverage industry, it is used as flavoring agent and stabilizer; in pharmaceutical industry, it is used as anti-coagulant, phlegmolytic and diuretic.
In detergent industry, it can replace sodium tripolyphosphate as an auxiliary of non-toxic detergent.
It is also used in brewing, injection solution, photographic drugs and electroplating, etc. It is one of the basic agents for biological class test.
Sodium citrate is used as acidity regulator, flavoring agent and stabilizer in the industry; it is used as anti-coagulant, phlegmolytic and diuretic in the pharmaceutical industry; in the detergent industry, it can replace sodium tripolyphosphate as an auxiliary for non-toxic detergent; it is also used in brewing, injection solution, photographic drugs and electroplating.
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