Figure 7.
FTIR spectrum of original dyes (red) and their degraded metabolites (blue). (A) Methyl Orange dye. (B) Ponceau S Red dye.
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.