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HS1230: Application of Surfactants in Commercial Crop Production for Water and Nutrient Management in Sandy Soil

Figure 2. Chemical structure of an anionic surfactant, sodium stearate, a common component of most soaps. Its chemical formula is C18H35NaO2. This surfactant has a 17-carbon hydrophobic tail and one-dissociated carboxylate hydrophilic head.

Credit: Adapted from http://www.chemspider.com.