Table 3.
Analytical techniques for various surfactants in environmental samples
| Technique | Surfactant | Detectors | References |
|---|---|---|---|
| Potentiometry titration | Methylene blue active substance (MBAS) and disulphine blue active substance (DBAS) | UV-Vis | Roslan et al. (2010) |
| Titrimetry | Disodium cocoyl monoethanolamide sulfosuccinate (DMSS) | Lv et al. (2014) | |
| ATR-FTIR | Sodium lauryl ether sulphate (SLES) | Carolei and Gutz (2005); Mansourian et al. (2019) | |
| ATR-FTIR | Coconut diethanol amide (CDEA) and linear alkylbenzene sulfonates (LABS) | Kargosha et al. (2008) | |
| ATR-FTIR | Cocamidopropyl betaine (CAPB) and alkylpolyglucoside (APG) | Carolei and Gutz (2005) | |
| Spectroscopy | Alkylbenzene sulfonates, hydroxyl-oxo-amides | Cochran et al. (2016) | |
| Gas chromatography | Linear alkylbenzene sulfonates (LAS) and lauryl alcohol ethoxylates (LAEs) | MS | Motteran et al. (2019) |
| Liquid chromatography (LC) | Polyfluorooctane sulfonate (PFOS) | UV | Kim et al. (2018) |
| High-performance LC | Linear alkyl benzenesulfonates (LAS) | ELSD | Liu et al. (2006) |
| Supercritical fluid chromatography (SFC) | Octylphenol ethoxylates (OPEOs) and lauryl alcohol ethoxylates (LAEs) | MS | Ma et al. (2019) |
| ELISA (biological technique) | Octylphenol (hapten) | Monoclonal/polyclonal antibody | Li et al. (2014) |