Research Article
Ion-Selective Electrode for Anionic Surfactants Using Hexadecyl Trimethyl Ammonium Bromide-Sodium Dodecylsulfate as an Active Ionophore
Table 5
Comparison of the results obtained by the potentiometric and two-phase titration of commercial detergents.
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aNumber 1, 2, 3: washing liquid (SDS, glycerine, sodium chloride, diethanolamid, and additives). bRelative standard deviation of potentiometric method for triplicate measurements. |