JIS K 7225:2018 specifies a method of determining the water vapour transmission rate, water vapour permeance, water vapour permeability and water vapour diffusion resistance index for rigid cellular plastics.
JIS K 7225:2018 History
JIS K 7225:2018
$37.00 $75.00
JIS K 7225:2005
$39.00 $78.00
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