Our news (chief reporter Xue Huiqing) food packaging materials the pros and cons of the relationship between food safety, how to read the bottom of plastic products marked numbers? Municipal Consumer rights and interests Protection Committee morning report shows that the city supermarket, catering and other enterprises in the use of plastic and paper food packaging materials comparative test compliance rate is 96%, consumers in the purchase of plastic packaging food especially pay attention to the bottom of the product marked numbers.

Recently, the municipal Consumer protection Committee has carried out a comparative test on the plastic boxes (trays), plastic cups, plastic bags, plastic bowls, paper cups, paper boxes, tray paper and other plastic and paper food packaging materials used in the city's supermarkets and catering enterprises. Of the 100 samples tested, 96 met the standard, the compliance rate was 96%, and the non-compliance indicators were mainly evaporation residue and fluorescent substances. The evaporation residue is mainly for plastic products. Four different solutions, including 4% acetic acid, 65% ethanol, n-hexane and water, are used to simulate the possibility of residue precipitation when plastic products meet vinegar, wine, oil and water and other liquids during use. If the quality of the packaging material is poor, some substances may migrate out when in contact with the above liquids, which will have adverse effects on human health. Fluorescent substances are mainly used to detect whether fluorescent whitening agents are added to paper products, which may be adsorbated by food in direct contact with it, endangering human health.

Plastic Industry Video