BS EN 23270 - Temperatures and Humidities for Conditioning and Testing Paints, Varnishes and Their Raw Materials
November 29, 1991 - BSI

Applicable to paints and varnishes in liquid or powder form, to wet or dry films and their raw materials.

TAPPI T 464 - Water vapor transmission rate of paper and paperboard at high temperature and humidity
January 1, 2012 - TAPPI

This method is for the gravimetric determination of the water vapor transmission rate (WVTR) of sheet materials at 37.8°C (100°F) with an atmosphere of 90% RH on one side and a desiccant on the other. It is generally suitable for any material up to 3 mm (1/8 in.) thick, although it may be...

BS ISO 9022-2 - Optics and photonics — Environmental test methods Part 2: Cold, heat and humidity
March 31, 2015 - BSI
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