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.
UV–vis spectra for thio-2-DA in chloroform solution after exposure to 365 nm light (cis form) and 450 nm light (trans form). Arbitrary units indicated in abscissa, since air was used with reference beam. See text for measurement conditions.
