Barrier property testing of packages is one of the vital testing items for cosmetic packages. Barrier property is the permeability of packaging materials against gas, liquid and other permeable substances. Barrier property is the important factor affecting product quality during shelf life period. Barrier property testing includes permeability testing of oxygen, water vapor and fragrant [...]

Dairy products as the daily necessity, plays more and more important role in our life. The flexible package quality control of dairy products, becomes more prominent. Hereinafter is the introduction to the flexible package quality control and analysis. 1. Gas and Vapor Transmission Testing and Analysis of Dairy Flexible Packaging Materials The gas and water [...]