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Requirements for food-grade packaging bags and how to distinguish them

Food-grade packaging bags must meet the following points. After all, they are in contact with the food that people eat in their daily lives, and the hygiene and safety of food must be ensured. 1. Food packaging is required to be able to block water vapor, gas, oil and organic solvents. ; 2. According to the special requirements of actual production, add anti-rust, anti-corrosion and anti-electromagnetic radiation functions; 3. Ensure food safety and pollution-free, while extending the shelf life of food. The main materials and auxiliary materials used in food-grade packaging bags must not contain substances harmful to the human body, or the content should be within the range allowed by the national standard. Due to the particularity of food-grade plastic packaging, only by strictly complying with the production specifications can the product pass and be put on the market. All inner packaging bags that come into contact with food strictly abide by the manufacturing process of food-grade packaging bags, which is not only safe and hygienic, but also delicious. But non-food-grade packaging bags, from the perspective of material composition, the main difference lies in the use of additives. If an anti-blocking agent is added to the material, it cannot be used in food packaging. So how to distinguish whether the packaging bag is food grade or non-food grade? In fact, when we first got the packaging bag, we should observe it first. If it is a brand new material, it has no peculiar smell, and it feels good, the texture is uniform, and the color is very bright. Only when these are achieved is it safe and hygienic Food-grade environmentally friendly packaging bags. The above is all about the “requirements for food-grade packaging bags and methods of differentiation”.

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