| Applications | Oxygen Transmission Rate (OTR) testing of films and packages, mid- to very high-level barriers, ASTM D3985 compliance | Carbon Dioxide Transmission Rate (CO2TR) testing of films and packages, low to high barrier materials | Water Vapor Transmission Rate (WVTR/MVTR) testing of breathable or high transmitter barriers, 6-cell simultaneous testing, ASTM D6701 compliance |