ANSI/TAPPI T 448 om:2017(R2026)
Current
The latest, up-to-date edition.
Water Vapor Transmission Rate of Paper and Paperboard at 23C and 50% RH
Hardcopy , PDF
English
09-06-2026
This method provides for the gravimetric determination of the water vapor transmission rate (WVTR) of sheet materials at 23C with an atmosphere of 50% RH on one side and a desiccant on the other.
| DocumentType |
Test Method
|
| Pages |
5
|
| PublisherName |
Technical Association of the Pulp & Paper Industry
|
| Status |
Current
|
| Supersedes |
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