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Journal of Chemistry
/
2013
/
Article
/
Tab 1
/
Research Article
Flame Atomic Absorption Determination of Gold Ion in Aqueous Samples after Preconcentration Using 9-Acridinylamine Functionalized
γ
-Alumina Nanoparticles
Table 1
The tolerance limit of the diverse ions on the determination of gold.
Interfering ions
Concentration
g mL
−1
Na
+
2000
K
+
3000
Cs
+
2000
Ca
2+
500
Mg
2+
500
Cd
2+
200
Pb
2+
100
Cu
+2
50
Cr
3+
200
Fe
2+
300