Table 7.
Chemical structures and λmax of some nitro and nitrosated dyes.
| Dyes | Picric acid (2, 4, 6-trinitrophenol) | 2-nitrophenol | 2-amino-4-nitrophenol |
|---|---|---|---|
| Chemical structures |  |
 |
 |
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.