Migration of chemical substances from plastic packaging materials into foods has been widely concerned which may contaminate foods and finally endanger people's health.
塑料包装材料内含化学物向食品的迁移会造成食品污染并最终危害消费者的健康，近年来受到国内外广泛关注。
However, the main structure of plastic flexible packaging materials are plastic polymers, has some permeability to gas, and therefore can not fully replace the metal and glass packaging.
然而塑料软包装材料主体结构是塑料聚合物，对气体有一定的渗透性，因此并不能完全代替金属、玻璃包装。
It can be used in production of anti-counterfeiting plastic film, paper and other packaging materials.
可用于生产防伪塑料薄膜，纸和其他包装材料。
The contaminations in plastic materials for food packaging, the analysis methods for contaminations, and the migration models of contaminations into foods were introduced.
介绍了塑料食品包装材料中的污染物种类、污染物的分析方法以及污染物迁移到食品中的迁移模型。
Its typical applications include various kinds of specimens and food, beverage of incoming inspection, chemical, pharmaceutical, plastic raw materials, building materials, packaging materials, etc.
它的典型的应用范围包括各种常用的试样以及食品、饮料的来料检查、化学药品、制药、塑胶原材料、建筑材料、包装材料等。
What type of plastic, plastic pellets, plastic packaging materials, plastic production sales.
一种透明的塑料包装，用于包装货物单件。
This article introduces the normal materials in manufacture of plastic packages, and specifies the application and test means of PET bottle in beer packaging in details.
本文简要介绍了现在常用的几种塑料容器的制造材料，详述了PET容器在啤酒包装上的应用以及现有的容器透氧性检测手段。
This article introduces the normal materials in manufacture of plastic packages, and specifies the application and test means of PET bottle in beer packaging in details.
本文简要介绍了现在常用的几种塑料容器的制造材料，详述了PET容器在啤酒包装上的应用以及现有的容器透氧性检测手段。
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