Figure 4.
Absorption spectra of untreated wool (UW, gray) and dyed wool in aqueous onion skin extract in the absence (black) and presence (blue) of SB3-14 micelles.
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.