Skip to main content

Table 1 Effect of dissolved oxygen experiment

From: Study on the influence mechanism of underground mineral element Fe(II) on Cr(VI) transformation under subsurface and groundwater interaction zones

CaseExperiment conditions (nitrogen blowing) (min)CFe(II) (mg/L)CCr(VI) (mg/L)DO (mg/L)
102020Hyperoxia (5.95)
2152020Hypoxia (3.98)
3302020Hypoxia (2.21)
4602020Hypoxia (1.20)
51202020Anoxic (0.11)