Ultratrace Determination of Cr(VI) and Pb(II) by Microsample Injection System Flame Atomic Spectroscopy in Drinking Water and Treated and Untreated Industrial Effluents

<table>Influence of APDC concentration on DLLME for Cr(VI) and Pb(II) at 40 mL initial volume of water samples pH 2.0 and 0.10 mg/L Cr(VI)/Pb(II).</table>

Journal of Analytical Methods in Chemistry

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Figure 3

Figure 3: Ultratrace Determination of Cr(VI) and Pb(II) by Microsample Injection System Flame Atomic Spectroscopy in Drinking Water and Treated and Untreated Industrial Effluents 

Figure 3 | Ultratrace Determination of Cr(VI) and Pb(II) by Microsample Injection System Flame Atomic Spectroscopy in Drinking Water and Treated and Untreated Industrial Effluents 