Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Experiments were conducted at 19°C with 25% and 50% RH. The dotted line indicates the reference value without a chemical agent for the same RH and exposure time. No significant effect of exposure time or of chemical agent was observed.
