How to use preservative

Introduction: we all know that preservatives are widely used in food processing, so how to use specific preservatives? Understand through Baibai safety net If a lot of food does not take some protective measures, it will lead to rapid decay, so preservatives play a key role at this time In many supermarkets, there are preservative marks on food packaging, so how to use preservatives? Can we test the content of preservatives with the food safety detector? All the answers are on the safety net There are many methods of food preservative, among them, the method of adding food preservative is widely used because of its less investment, quick effect, no need of special instruments and equipment, and no change of the shape and quality of food As with all kinds of food additives, preservatives must be added in strict accordance with China's "Hygienic standard for the use of food additives", and cannot be used beyond the standard There are many problems in the practical application of preservatives, such as: the preservative effect can not be achieved, affecting the flavor and quality of food, etc., for example, when tea polyphenols are used as preservatives, too high concentration will make people feel bitter and astringent taste, and the food will change color due to oxidation Therefore, preservatives should be used in accordance with national standards Through the understanding of Baibai safety net, we can know how to judge the amount of food preservatives and other food additives Editor in charge: he xianrob