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Address: No.26, Chuangye 3rd Road Ailian Zhangbei Industrial Estate, Longgang District,Shenzhen City, Guangdong Province,China(Mainland)
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How to identify food vacuum bag

Author:vacuum bag customized    Time:14/08/22    Click:
    The identification methods of food vacuum bag.

     1, With the eyes, observe with the eye, you will find: non-toxic vacuum packing bag with a white, transparent or slightly transparent, uniform texture;Toxic vacuum bags for color or is white, but the transparency is poor, the turbidity, tensile plastic surface uneven, with small particles.

    2, Listen , the method is: use hand shaking the vacuum packing bag, a crisp sound of rushing lala show is non-toxic vacuum bag;The sound small, stuffy is poisonous vacuum bags.

    3, With the hand touch: the surface of plastic packaging bags, very smooth and is non-toxic;Sticky, hair acerbity, waxy feeling is toxic.

    4, The sense of smell, give play to the nose sensitivity: is tasteless non-toxic plastic bags;Have to stimulate abnormal smell or taste is toxic.

     In addition to the body instinct of some organs can distinguish food vacuum packaging, as well as some chemical methods can also be distinguished.Can keep the vacuum bags in the water, for example, with the hand to press it to the bottom, just a moment, surface is non-toxic plastic bags, sink in the bottom is toxic plastic bags.Can also be non-toxic combustion test in vacuum bags of flammable, yellow flame tip, local is cyan, burning like a candle tears dripping, the smell of paraffin;Poisonous vacuum bags won't burn, away from the fire that is quenched, flame cutting-edge yellow, green, at the bottom of the softening can drawing.

     These methods can distinguish food vacuum bag.In fact, the most main or pay attention to the daily life of common sense.
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