Table 2. Surface Properties and Appearance of Iron Oxide (Fe3O4) Nanoparticles.
| purity (%) | APS (nm) | SSA (BET m2/g) | color | morphology | bulk density (g/cm3) | true density (g/cm3) |
|---|---|---|---|---|---|---|
| 99 | 20–30 | 81.98 | brown | spherical | 0.85 | 4.80–5.10 |
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.