Green Synthesis of Iron Nanoparticles: Application on the Removal of Petroleum Oil from Contaminated Water and Soils

Table 1

Percentage of vZVI produced in relation to the FeCl₃ concentration.

Diameter range	0.001 M FeCl3 (%)	0.1 M FeCl3 (%)
5–10	61	3
10–15	12	21
15–20	9	45
20–25	12	19
25–30	4	10
30–35	3	2