Plastic product purchase and use tips -plastic wrap film

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plastic wrap

The plastic wrap refers to a type of film that has freshness or cleaning functions when it is produced by resin as the main raw material for packaging foods. According to the material, it can be divided into polyethylene (PE), polyvinyl chloride (PVC), and polytathene (polytatin) (PVC) PVDC) three categories. Its role is mainly: regulating the oxygen content and moisture content around the preserved products, the dust in the air in the air to extend the freshness of food, reduce food waste, etc. In the purchase and use, in addition to paying attention to the problem of clearing the material, the following issues need to be paid attention to:

Buy tips

1. Look at the purchase channels and scope of application. According to their own needs to buy applicable plastic wrap, it is recommended to buy plastic wrap from a regular shopping mall or supermarket to consumers. When buying, pay attention to identifying the material and production date of the plastic wrap.

2. Look at the appearance. Select the flat surface, no bubbles, non -perforation, no rupture, no impurities, and non -foreign objects to facilitate use. You should choose a well -packaged product. The packaging bag cannot be damaged. Pay attention to the production date and the shelf life. Choose products during the shelf life to prevent bacteria and mold breeding.

3. Sniffing the smell. When you buy, you can smell or smell, and the use of flavorful plastic wrap may affect food safety, and you should avoid buying and use.

4. Check the license number. The plastic wrap is currently a food -related product in the regulatory system and is included in the scope of industrial production license management. The production enterprise requires that the production license must be obtained and requires the identification of the product packaging. Therefore, when buying There is a license number.

Use suggestions

1. Classified use. The plastic wrap on the market is generally divided into two categories, one is ordinary plastic wrap, which is suitable for refrigerators. The other is a microwave oven plastic wrap, which can be used in refrigerator freshness and microwave oven. The latter plastic wrap is far better than ordinary plastic wrap in terms of heat resistance and non -toxicity. Therefore, consumers should pay special attention to classification in terms of choice.

2. PE plastic wrap is made of polyethylene resin as raw materials. It has freshness and self -viscosity. It is suitable for packaging various meats, fresh fruits and vegetables, casual foods, oil foods, etc., including semi -finished products, cooked food and frozen food purchased in supermarkets.

3. PVC plastic wrap is usually added in the production process due to processing needs, so it can be used to pack vegetables, but it can be used to pack vegetables. Do not use it at high temperature.

4. The cost of PVDC plastic wrap is high, the processing is difficult, and the market share is not high. However, because its oxygenity is lower than polyethylene plastic wrap, food is not easy to corrupt, so most of them are used for fresh food and meat products.

Supply: Quality Supervision Department

Responsible editor: Zhang Tian Li Yanan

Production: Diao Jing

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