Table 1: Optimum experimental conditions for TC. HCl complexes with Au(III) and Hg(II) ions.

ComplexIon conc. (µg/mL)pHHeating temp. (°C)Heating time (min.)Phase ratio
(EA : aq)
Extraction time (min.)Extraction% (E%)Distribution
ratio

TC-Au10475151 : 5195.242100.196
TC-Hg152–475151 : 51-295.335102.181