l, choose the plastic bottle main raw materials, additives formula: solid plastic bottles of product standards, respectively, provides the applicable main raw materials, and must comply with non-toxic, no odor and other requirements, due to the selection of the main raw materials, there are many , This requires the selection of the raw material's comprehensive performance. Generally, the tablet is made of high-density polyethylene and polypropylene bottles. If transparency is needed, PET bottle can be used. If the drug needs to have higher barrier properties, and light blocking and opaque, brown is selected. PET bottles, better barrier performance PEN bottle. Liquid formulations of drugs generally use polypropylene bottles or polyester bottles as the main raw material.
2, bottle body and cover sealing, water vapor permeability. Sealability and water vapor permeability are two important technical indicators of medicinal plastic bottles, and they play an important role in the stability of charge.
3, plastic bottle product quality standards. From the production plant's product quality standards can be analyzed and judged the pros and cons of product quality. Pharmaceutical plastic bottle companies should establish corporate standards that are stricter than national standards and industry standards.
4, quality assurance system. Auditing suppliers has become an essential part of purchasing plastic bottles. Through the audit, a comprehensive and correct assessment of the integrated level of the software and hardware facilities, technical equipment, and quality of the production plant can be made.
5, plastic bottle charge stability and compatibility. The use of plastic bottles, especially new drug selection of new plastic bottles (or new materials, new processes) should be carried out to test drug loading in order to investigate the stability of the charge and the compatibility between the plastic bottle and the drug. The penetration, dissolution, adsorption, chemical reaction, and denaturation of drugs and plastic bottles must be determined through scientific tests.
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About our School Chairs:
Our school chairs are specifically designed to provide comfort and support to students during long hours of sitting, promoting better concentration and focus. The advantages of school chairs can be summarized as follows:
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