Water vapour transmission rate (WVTR), gravimetric test

Gravimetric determination of WVTR. We recommend the measurement by hydrolysis method acc. ISO 15106-3 (hist DIN 53122-2). If you have any questions, please do not hesitate to contact us.

Test Method Group: permeation

Norms:

DIN 53122-1 (2001-08) Testing of plastic and elastomer films, paper, board and other sheet materials – Determination of water vapour transmission – Part 1: Gravimetric method
ASTM E 96 (2022) Water Vapor Transmission of Materials
DIN EN ISO 12572 (2025-03) Hygrothermal performance of building materials and products – Determination of water vapour transmission properties – Cup method

Required Sample Amount: optimum: 5 DIN A 4 sheets without folds, creases or other damages

Standard Tests

WVTR gravimetric method 23°C/ 85 % rel. humidity

Specific Norm: DIN 53122-1

Test programm standard "europe"

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WVTR gravimetric method 38°C/ 90 % rel. humidity

Specific Norm: DIN 53122 T1

Testing programm standard "tropical climate/ Asia/ USA"

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