Fruit and vegetable juice drinks are increasingly favored by consumers because of their rich nutrition and pure taste. If the safety control system in the production process of the product is not perfect, there will be physical, chemical and biological hazards in the product, causing harm to people's health.
What is the sterilization of juice drinks?
Regarding the sterilization of juice drinks, first, it is required to kill the pathogenic bacteria and putrefactive bacteria contaminated in the juice, destroy the enzymes in the juice so that it has a certain shelf life in a specific environment, such as in a dense bottle, can or other packaging container; second, it is required to protect the nutrients and taste of the juice as much as possible during the sterilization process.
What are the methods for heat sterilization of juice drinks?
Among the methods for heat sterilization of juice, there are pasteurization (low temperature long time sterilization method), high temperature short time sterilization method and ultra-high temperature instantaneous sterilization method.
The sterilization effect of the heat sterilization method is better, but the temperature often has an adverse effect on the quality of the juice while sterilizing, such as discoloration, taste change, and nutrient loss.