Research Article
Effect of Soil Texture on Remediation of Hydrocarbons-Contaminated Soil at El-Minia District, Upper Egypt
Table 3
Results of soil treatment from site A.
| Flushing cycles | Pulsing time from zero-2-zero bar (minute) | () original weight (g/kg) | () amount of oil removed (g/kg) | % of oil extracted |
| 3% NPEO9+ first air pulse | 91 | 25.5 | 9.1 | 35.69 | Water + second air pulse | 80 | 25.5 | 8.39 | 32.90 | Water + third air pulse | 60 | 25.5 | 2.01 | 7.89 | Water + fourth air pulse | 51 | 25.5 | 1.55 | 6.08 | Water + fifth air pulse | 51 | 25.5 | 0.95 | 3.73 | Water + sixth air pulse | 51 | 25.5 | 0.91 | 3.57 | Water + seventh air pulse | 51 | 25.5 | 0.87 | 3.41 |
| Total results of site A | 435 | 25.5 | 23.78 | 93.26 |
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