Both the cling film and the cling bag have a preservation effect, but the cling bag is relatively sealed, and it is better for some foods that need to be kept fresh. It is best to buy fresh food at this time. Too good.
The preservation bag can be used in the microwave oven.
The use of fresh-keeping bags:
1. It can inhibit respiration after harvesting of fruits and vegetables, reduce transpiration, reduce wilting, maintain moisture and prevent nutrient loss.
2. It can inhibit the growth of various spoilage zhidao bacteria and prevent the rot of fruits and vegetables. 3. With anti-fog function, it can prevent water vapor from condensing in the fresh-keeping bag, avoid contact between the fruits and vegetables and the bag wall of the fresh-keeping bag, thereby preventing the occurrence of rot problems.
Plastic wrap is a kind of plastic packaging products, usually made of ethylene as a masterbatch through polymerization reaction, plastic wrap can be divided into three categories: the first is polyethylene, referred to as PE; the second is polyvinyl chloride, referred to as PVC ; The third is polyvinylidene chloride, abbreviated as PVDC.
Microwave food plus plate heating, refrigerator food preservation, fresh and cooked food packaging and other occasions are widely used in the field of family life, supermarket stores, hotels, restaurants and industrial production of food packaging.
Fresh-keeping bags mainly refer to bags made of food-preserving film which are mainly used for storing vegetables, fruits, cereals, cooked food and other foods, and are widely used in daily life. The fresh-keeping bags are divided into polyethylene (PE), polyvinyl chloride (PVC), polyvinylidene chloride (PVDC) and other types according to the production materials.