Spectrophotometric Determination of Gold(III) Using 2-Hydroxy-3-Methoxy Benzaldehyde Thiosemicarbazone as a Chromophoric Reagent

Table 1

Tolerance limit of diverse ions in the determination of Au(III) (0.76 μg mL⁻¹).

Diverse ion	Tolerance limit (μg mL^−1)
Chloride, Iodide, Thio sulphate, EDTA, Ascarbate, Tartrate, Pb(II), Th(IV), U(VI), W(VI), Sn(II)	1000–2000
Sulphate, phosphate, nitrate, Zr(IV), Ag(I), Y(III), Tl(III), Te(IV)	600–1000
Flouride, thiourea, Mo(II), Cd(II), Hg(II)	300–500
Citrate, thiocyanate, oxalate	200–250
Al(III), In(III), Ru(III)	200–250
Se(IV), Pd(II), Mn(II), Zn(II)	50–70
Fe(II), Cu(II)	25–30
Ga(III), Co(II),V(V), Ni(II)	11–15
Fe(III), V(IV), Cr(VI)	5–7