Abstract<br />
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The testing principles of differential pressure method and equal pressure method are essentially different and each method has its own advantages in application and data system respectively. This article is to introduce the main characteristics of the 2 gas permeability test methods and provide some instructions when the packaging enterprises, testing organizations or research institutes select test method for gas transmission test.<br />
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With the packaging safety ...This story is related to the following:Permeability Testers |