ASTM F1249红外法水蒸气透过率测试
icornatural polymers and foils, including coated materials. It provides for the determination of (1) water vapor transmission rate (WVTR), (2) the permeance of the film to water vapor, and (3) for homogeneous materials, water vapor permeability coefficient.
ASTM F1249红外法水蒸气透过率测试引用文件
ASTM E96/E96M Test Methods for Water Vapor Transmission of Materials
ASTM E104 Practice for Maintaining Constant Relative Humidity by Means of Aqueous Solutions
ASTM E177 Practice for Use of the Terms
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