Soybean honey is an important by-product of the production of soy protein concentrate. Because it contains a large amount of impurities such as ash, gum and pigment, it cannot be used as a food material and needs to be refined.

In the production of fruit and vegetable juices, a large number of chemical pesticides are used. Most of the chemical pesticides have strong chemical stability and are not easily decomposed. There will be residues in the processing of fruit juice, wh

Lactic acid is an important organic acid, and its application field is very broad. Especially with the development of polylactic acid industry, the demand for high quality lactic acid is obviously enhanced. Deionization and decolorization of lactic a

Stevia sugar is 200-350 times sweeter than sucrose, and is an ideal sweetener for replacing sucrose. As a green and safe natural food ingredient, inulin is invaluable. In the production process, since stevia has impurities and colors, it needs to be

The fermentation liquid of lactic acid and many amino acids contains a low concentration of lactic acid, the content of which is low, the composition of the solution is complicated, and it is difficult to separate lactic acid from the conventional la

Citric acid is an important organic acid, also known as tannic acid, which usually contains one molecule of water of crystallization, is odorless, has a strong acidity, and is easily soluble in water. Anhydrous citric acid can be obtained by controll

MSG is a kind of seasoning, the main component is glutamic acid. Since the successful production of glutamic acid by fermentation in 1965, MSG has developed rapidly. Extracting glutamic acid from fermentation broth is a key process in the production

The fruit, flowers and stems of dragon fruit are rich in nutrients and have many health functions. The flesh is bright red and juicy, rich in pigments, and the natural pigment extracted from it can be used in food processing, etc., to replace synthet

The chemical composition of propolis is characterized by a variety of flavonoids. In addition to flavonoids in ethanol extracts, there are a large number of impurities such as protein, soluble carbohydrates, beeswax, and lipid aromatic oils. Therefor

Medium-to-high liquor is difficult to precipitate due to its high alcohol content. The low-grade liquor below 29 degrees is low in alcohol, and high-grade fatty acid fat such as ethyl ester, ethyl linoleate and ethyl palmitate precipitates at low tem