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

Figure 5. Chemical structure of an amphoteric surfactant, cocamidopropyl betaine (CAPB). Its chemical formula is C19H38N2O3. This surfactant has an 11-carbon hydrophobic tail and a positively charged nitrogen and a dissociated carboxylated hydrophilic head.

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