Research Article
Facile Synthesis of Silica Composites with Oil Sorption Efficiency from a Vital Agricultural Waste of Corn Stalk Cultivated in Bishoftu, Ethiopia
Table 1
Elemental composition of CS ash and CSSC by EDS analysis.
| | Element | Weight (%) | | CS ash | CSSC |
| | Oxygen (O) | 46.98 | 39.18 | | Silicon (Si) | 9.04 | 48.24 | | Sulfur (S) | 1.04 | 2.33 | | Potassium (K) | 27.96 | 1.29 | | Sodium (Na) | — | 6.97 | | Aluminum (Al) | — | 1.99 | | Calcium (Ca) | 2.29 | — | | Magnesium (Mg) | 1.51 | — | | Phosphorus (P) | 0.95 | — | | Chlorine (Cl) | 10.24 | — |
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