ISO 9932:2021

Paper and board — Determination of water vapour transmission rate of sheet materials — Dynamic sweep and static gas methods

OVERVIEW

This document describes general test methods for determining the water vapour transmission rate of sheet materials by means of a dynamic gas method or a static gas method. Depending on the method and specific apparatus employed, materials up to 38 mm thick and with water vapour transmission rates in the range from 0,05 g/(m2·d) to 65 g/(m2·d) can be tested. The basis of the function of the instrumental techniques is briefly described. Advice on calibration is given in Annex B.

COMMENTS

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PRODUCT DETAILS

Status Current
Edition 2021
No. of Pages 10
ICS Classification 85.060 Paper and board
Committee ISO/TC 6/SC 2
Available for Purchase For sale in Singapore only
Adoption ISO