Fig. 5.
ATR-FTIR spectra of kraft lignin (L), magnetic hybrid nanocomposite material (ML) before and after the sorption process of Cu(II) ions (LM-Cu(II))
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.