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TAPPI T557
TAPPI T557
TAPPI T557 - Water vapor transmission rate through plastic films and sheeting using a modulated infrared sensor
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Permeabilità al Vapore Acqueo
W3/230 is based on the infrared sensor method and designed for the determination of water vapor transmission rate of film and package specimens. It is applicable to various materials with high, medium and low water vapor permeability.