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.

ElementWeight (%)
CS ashCSSC

Oxygen (O)46.9839.18
Silicon (Si)9.0448.24
Sulfur (S)1.042.33
Potassium (K)27.961.29
Sodium (Na)6.97
Aluminum (Al)1.99
Calcium (Ca)2.29
Magnesium (Mg)1.51
Phosphorus (P)0.95
Chlorine (Cl)10.24