1.1?This test method covers a procedure for determining the rate of water vapor transmission ranging between 500 to 100 000 g/(m2��day) through nonwoven and plastic barrier materials. The method is applicable to films, barriers consisting of single or multilayer synthetic or nat
ASTM D6701-21 Referenced Document
ASTM D123 Standard Terminology Relating to Textiles*, 2023-09-14 Update