Figure 8.
Scanning electron microscopy images of nanoparticles crosslinked with sodium tripolyphosphate (MA-7 and MA-8) or sodium sulfate (MA-G and MA-H). Reprinted from ref. [197]. Copyright 2019, with permission from Elsevier.
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.