Gas Permeability Differetial Pressure Method

The preferred method of gas permeability test for drug packaging materials differential pressure method abstract based on ybb00082003 test methods of gas permeability, this article presents a detailed introduction to the methods of gas permeability test. It also deals with the latest developments of each method as well as how specific drug packaging material standard influence the application of permeability test methods. Key words drug, drug packaging materials, and oxygen permeability