Plastic packaging bags are plastic packaging materials used in the production of various articles in daily life. They are widely used in daily life and industrial production. Nowadays, they have become an essential daily necessities in our daily life and are used. It is also very convenient. Generally, people will use it to hold a variety of items. Most of us have more foods, but there are many kinds of materials for making plastic bags on the market. The prices are different, and some are made. Will affect people's health, then how do we buy plastic bags?
1. If you are purchasing a plastic packaging bag for the purpose of holding food, you should observe whether the plastic packaging bag has a Chinese logo on the outer packaging, label the factory name, factory address, product name, and observe whether the packaging has food. Whether it is accompanied by a product inspection certificate.
2. For food plastic packaging bags, there is no smell when leaving the factory, and plastic bags with special odor can not hold food.
3, to understand the color of plastic bags can not be used as food packaging.
4, also pay attention to try not to use coated, coated materials, because the coated, coated bags, the paint itself is toxic, if people eat these packaged food, it will be very harmful to people's health Therefore, it is avoided to use plastic bags with coating and plating.