Biosynthesis and Characterization of Iron Nanoparticles for Effective Adsorption of Cr(VI)

Table 1

Elemental analysis results for FeNPs before and after adsorption.

Weight (%)
Element	E. japonica leaves extract	Green-synthesized FeNPs	After Cr(VI) adsorption
O	37.47	37.53	25.12
Fe	–	28.70	21.13
C	42.22	18.31	22.53
S	0.62	12.55	10.52
K	8.83	2.642	3.580
Mg	1.52	0.243	0.110
Ca	5.03	—	—
Cl	3.91	—	13.53
Si	0.37	—	—
Cr	—	—	3.435