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Hygienic Performance of food packaging
Jun 21, 2017

including evaporation residue (acetic acid, ethanol, n-hexane), potassium permanganate consumption, heavy metals, decolorization test. Evaporation residue is to reflect the use of food bags in the process of vinegar, wine, oil and other liquids when the separation of residues, heavy metals, residue and heavy metals will have adverse effects on human health, in addition to the residue will directly affect the food quality of color, fragrance, taste and so on.

Degradation Performance

According to the different types of product degradation, it can be divided into light degradation type, biodegradable type and environmental degradation type. Degradation performance reflects the ability of the product to be accepted by the environment after use, if the degradation performance is good, the bag will be in the light and the interaction of microorganisms, the self fracture, differentiation and degradation, and eventually become debris, for the natural environment to accept, if the degradation of bad will not be accepted by the environment, thus forming a "white pollution."

Food Packaging composite Film Bag inspection project is divided into the following categories:

Appearance should be smooth, no scratches, burns, bubbles, broken oil and wrinkles, heat seal formation, no virtual seal. The film must not be separated by cracks, pores and composite layers. No impurities, foreign bodies and oil stains and other pollution.

Bag immersion liquid, no smell, odor, turbidity and decolorization phenomenon.

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