ISO 15105-1:2002 specifies a method for determining the gas transmission rate of any plastic material in the form of film, sheeting, laminate, co-extruded material or flexible plastic-coated material under a differential pressure. This title may contain less than 24 pages of technical content.
You easily download any file type for your gadget.ISO 15105-1:2002, Plastics - Film and sheeting - Determination of gas-transmission rate - Part 1: Differential-pressure method | ISO/TC 61/SC 11. Just read it with an open mind because none of us really know.