UNI EN ISO 19403-4:2020
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The latest, up-to-date edition.
Paints and varnishes - Wettability - Part 4: Determination of the polar and dispersive fractions of the surface tension of liquids from an interfacial tension
07-05-2020
The standard series IS ISO 19403 specifies optical test methods — for the measurement of the contact angle, — for the determination of the free surface energy of a solid surface including the polar and dispersive fractions, — for the determination of the surface tension of liquids including the polar and dispersive fractions, — for the checking of the measurement arrangement with reference materials.
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