No matter what material you choose to make a plastic bottle, it must be suitable for non-toxic, non-odor and other requirements. Due to the wide variety of main materials available, it is necessary to adopt the comprehensive functions of the material. Usually, high-density polyethylene is used for tablets. Polypropylene, if transparency is required, polyester bottles (PET bottles) can be used. If the interval function is higher, and the light is blocked, the brown PET bottles are used. Liquid dosage drugs usually use polypropylene bottles or polyester bottles. The main material. The focus of the nutrient health products and food packaging bottles of Fangjin Zhonghua is made of PET or HPDE, and the bottle cap is made of PP.

The tightness and water vapor permeability of the bottle and cap. Tightness and water vapor permeability are two important technical indicators of plastic bottles, and they play a critical role in the stability of the packaged product. Quality guidelines for plastic bottles. It can be analyzed and inferred from the product quality criteria of the manufacturer. For packaging medicines, nutrient health products, food and beverages, it is absolutely impossible to use recycled materials. The "Measures for the Hygienic Management of Plastic Products and Raw Materials for Food" promulgated by the Ministry of Health has clear regulations: "Where plastic food utensils, containers, and food packaging materials are processed , The use of recycled plastic is not allowed.¡± The rule was promulgated on November 26, 1990. Quality assurance system. Auditing suppliers has become an essential hub for purchasing plastic bottles. After auditing, a comprehensive and accurate assessment of the comprehensive level of the production plant¡¯s software and hardware facilities, technical equipment and quality can be made.