Standard Test Method for Determining the Water Vapor Resistance of Sheet Materials in Contact with Liquid Water by the Dry Indicator Method Ingestion-build-276583 What is BS EN 61477

What is BS EN 61477 - Requirements for the utilization of tools and devices about

It covers rigid cellular plastics in the form of flat or profiled boards

with regard to human exposure

The Standard defines acceptance and rejection criteria for high-reliability manufacture of surface-mount and mixed-technology circuit assemblies intended to withstand normal terrestrial conditions and the vibrational g-loads and environment imposed by space flight

Standard Test Method for Determining the Water Vapor Resistance of Sheet Materials in Contact with Liquid Water by the Dry Indicator Method Ingestion-build-276583 What is BS EN 61477