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Table 1 Parameters of in situ nZVI–AC injection

From: In situ pilot application of nZVI embedded in activated carbon for remediation of chlorinated ethene-contaminated groundwater: effect on microbial communities

Parameter Dimension
nZVI–AC 176.8 kg
Fe0 (25% in nZVI–AC) 44.2 kg
CMC 21.2 kg
Oxygen-free tap water 12.35 m3
nZVI–AC concentration ~ 14.3 g/L
CMC concentration ~ 1.7 g/L
Injection pressure 0.5–4 bar
Injection flow rate 20–30 L/min
Injection depth at each injection point 13 m bgl
Soil porosity 30%