Research Article

Microwave-Assisted Combustion Synthesis of Nano Iron Oxide/Iron-Coated Activated Carbon, Anthracite, Cellulose Fiber, and Silica, with Arsenic Adsorption Studies

Figure 2

X-ray mapping images of (a) MN-5 (red-Fe, green-C, and blue-O), (b) MN-6 (blue-Fe, green-O, and red-C), (c) MN-7 (green-Fe, red-O, and blue-C), and (d) EDS spectrum of MN-7.
972486.fig.002a
(a)
972486.fig.002b
(b)
972486.fig.002c
(c)
972486.fig.002d
(d)