DS DS/EN ISO 2556
DS DSEN SO 2556 2000-NOV-07 Plastcs - Determnaton of the gas transmsson rate of flms and thn sheets under atmospherc pressure - Manometrc method
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This International Standard specifies a method for the determination of the gas transmission rate of plastics films and thin sheets. The limits of the values which can be measured are from 1 to 20.000 cm3/m2 .d.atm. The method can be used for measurements made either with air or with other test gases.