The Scientific World Journal / 2014 / Article / Tab 8

Research Article

Geochemical Modeling of Trivalent Chromium Migration in Saline-Sodic Soil during Lasagna Process: Impact on Soil Physicochemical Properties

Table 8

Experimental validation of trivalent Cr remedial efficiency and soil pH using voltage gradient = 1 V/cm; average concentration = 44.15 mg/kg; and polarity reversal rate = 0 hr.

ResponseExperimental resultModel predictionPrediction error, %90% CI*90% CI 90% PI**90% PI
lowhighlowhigh

Cr, remedial efficiency75.8851.1132.6431.1775.9518.36100.00
Residual soil, pH 12.312.62.3511.713.510.814.0

Confidence interval.
**Prediction interval.