Plastic film is generally a type of film with PVC composition, and as a PVC film with this composition, it has been used in many places, where the car film has this form of plastic film. And most of the time, this form of PVC film is a better kind. For the current use of plastic film in the city, if you want to use the best quality of plastic film, for the composition analysis of this film is necessary, which is also made after detection and inspection need to do, is to ensure the safe use of plastic film.

With the improvement of Chinese people's living standards and the increase of food export trade, food safety issues are getting more and more attention. The safety of plastic packaging materials for food is very prominent, so the analysis of plastic components becomes particularly important. The analysis of plastic components through technology is helpful to ensure its conformity. Plastic products are widely used in food packaging because of their advantages of convenience and low price. Statistics show that plastic packaging accounts for more than half of food packaging. Plastic products used in food packaging are mainly composed of polyethylene terephthalate (PET), polycarbonate (PC), polyethylene (PE), polypropylene (PP) and polyamide (P8) and other single materials and composite materials