What are the preparation methods of citric acid

Natural citric acid exists in plants, such as lemon, citrus, pineapple, etc. Synthetic citric acid is produced by fermentation with sugar, molasses, starch, grapes and other sugary substances. It can be divided into anaqueous and whole lemon, which is colorless transparent crystal or white powder, and has an attractive sour taste. In peacetime, you can drink some appropriately, which can speed up the body's fat reduction metabolism, promote the secretion of stomach acid, increase appetite, and can also achieve the effect of bowel laxation and beauty.

Extracted from natural citric acid. Citric acid is widely found in citrus fruits and can be extracted by acidification of citrate or hydrolysis of citrate ester. It is prepared by microbial fermentation. Citric acid can be prepared by fermentation using microorganisms such as citrobacter or Trichoderma fungi. Chemical synthesis. There are many chemical synthesis methods of citric acid, the most commonly used is through the reaction of adipic acid and malonic acid to produce citric acid. Extracted from molasses fermented by Aspergillus Niger. Aspergillus Niger can ferment in molasses to produce citric acid, which can be obtained by extraction and purification.

1. Food manufacturing

Corn citric acid is widely used in food manufacturing. Because it can improve the acidity and taste of food, it is widely used in carbonated beverages, juices, yogurt, bakery products and other fields.

2. Pharmaceutical manufacturing

Corn citric acid is also widely used in pharmaceutical manufacturing. It can be used as an excipient or oral solvent for drugs, and can also be used as a stabilizer and road loading agent for some drugs.

3. Cleaning supplies manufacturing

Corn citric acid can be used in cleaning products. For example, it can be used as a cleaning agent, stone maintenance agent, disposable laundry gel, etc.

4. Cosmetics manufacturing

Corn citric acid is also widely used in cosmetic manufacturing. It can be used as a regulator for skin care products, PH regulator and so on.

In short, corn citric acid is a natural organic acid with many application values. It has important applications in food, medicine, cleaning supplies, cosmetics and other industries.