Cling film and film bag have been used by people. It seems that their food is safe and reliable. Actually, the plastic wrap and the material of the fresh-keeping bag sold in the market also affect their health and safety. Consumers should look at it when they buy it. Clear material.
The plastic wrap currently sold on the market is mainly divided into: polyethylene, referred to as PE; low density polyethylene, referred to as LDPE; high density polyethylene, referred to as HDPE; polyvinylidene chloride, referred to as PVDC, these kinds of cling film can be assured Used, and some plasticizers such as polyvinyl chloride, referred to as PVC plastic wrap, the main component DEHA is particularly easy to precipitate. As the food is brought into the human body, it is easy to cause endocrine, hormonal disorders, and even cancer, which is harmful to the human body.
Therefore, when consumers purchase plastic wrap, they must carefully choose the PE wrap film or polyethylene cling film, which can be purchased and used with confidence. If you write PVC or no material, please do not buy it. The chemical formula is [-CHCl -CH2-]n.