A list of the contents of this article:

How does lycopene come out of tomatoes

1. Lycopene can be prepared by various methods, including extraction, supercritical extraction, enzyme reaction, biological and chemical synthesis, etc. The main results are as follows: 1 the extraction method is carried out according to the dissolution characteristics of lycopene. Firstly, after drying the tomato skin, it is extracted with lipophilic organic solvents such as ether, petroleum ether, hexane, acetone, etc., which may require multiple extraction and filtrate concentration to get the crude product.

2. The extraction method of lycopene from tomato includes crushing, filtration, centrifugation, centrifugation and purification. Crushing tomatoes into pulps can be operated by using equipment such as juicers or crushers. The broken tomato pulp is filtered through a fine mesh filter to remove impurities such as pericarp and seeds. The filtered tomato juice was centrifuged to further remove impurities such as pulp and cell fragments.

3. Compared with ripe tomato, ripe tomato releases more lycopene. Lycopene is widely found in tomato, tomato products, watermelon, grapefruit and other fruits. Lycopene is not only the main pigment in mature tomato, but also one of the common carotenoids.

4. Yes, lycopene usually exists in the subpericarp of tomatoes. Lycopene is a natural pigment with strong antioxidation and a variety of health benefits. It is a carotenoid, mainly found in some plants and aquatic animals. In tomato, lycopene mainly exists in pericarp and pulp.

What are the best extraction methods of lycopene

Lycopene can be prepared by a variety of methods, including extraction, supercritical extraction, enzyme reaction, biological and chemical synthesis and so on. The main results are as follows: 1 the extraction method is carried out according to the dissolution characteristics of lycopene. Firstly, after drying the tomato skin, it is extracted with lipophilic organic solvents such as ether, petroleum ether, hexane, acetone, etc., which may require multiple extraction and filtrate concentration to get the crude product.

What are the solvent extraction methods of lycopene lycopene is a fat-soluble pigment, general lipophilic organic solvents extract lycopene, but there are also polar solvents ethanol or water to prepare lycopene. Organic solvent extraction is the most commonly used method for industrial production of lycopene. Although there are solvent residues in the product, the qualified product can be obtained through desolvation and blending.

Among many organic solvents, chloroform is selected as the organic solvent to extract lycopene. The main steps include: drying and crushing fresh tomato or tomato skin, selecting an organic solvent or mixed solvent as extraction liquid for solid-liquid extraction, and finally vacuum concentration of the extraction solution to obtain crude lycopene products. This method is simple and easy.

At present, there are several methods to extract lycopene in the world, including plant extraction, chemical synthesis and microbial fermentation. The lycopene extracted according to different processes varies greatly in quality and health care for human body. Now let's take a look at several extraction processes of lycopene and their advantages and disadvantages.

Extraction Technology of Tomato

Lycopene can be prepared by a variety of methods, including extraction, supercritical extraction, enzyme reaction, biological and chemical synthesis and so on. The main results are as follows: 1 the extraction method is carried out according to the dissolution characteristics of lycopene. Firstly, after drying the tomato skin, it is extracted with lipophilic organic solvents such as ether, petroleum ether, hexane, acetone, etc., which may require multiple extraction and filtrate concentration to get the crude product.

We can extract lycopene by solvent extraction, microwave radiation extraction, supercritical fluid extraction, enzyme reaction, direct crushing and so on. The production process includes chemical synthesis, microbial fermentation and so on. Let's take a look at it with the editor.

Extraction method: lycopene is insoluble in water, insoluble in methanol and ethanol, soluble in ether, petroleum ether, hexane, acetone, soluble in chloroform, benzene, carbon disulfide and other organic solvents. Using this property, lycopene can be extracted by lipophilic organic solvent.

Firstly, the filter residue filtered twice can be processed into tomato products by ingredients (mainly adding sugar, citric acid and other ingredients), preheating, bottling and sterilization. Make tomato. The filtrate filtered twice was merged and concentrated by a vacuum concentrator, and the ethanol was recovered for next extraction. The concentrated solution of de-ethanol was spray-dried to obtain tomato powder with high purity.