Determination of Arsenic in Drinking Water Samples by Electrothermal Atomic Absorption Spectrometry after Preconcentration Using the Biomass of <i>Aspergillus niger</i> Loaded on Activated Charcoal

<table>Effect of sample injection volume on the recovery of arsenic; condition: elution flow rate: 5 mL/min and pH = 6.</table>

Journal of Chemistry

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Figure 3: Determination of Arsenic in Drinking Water Samples by Electrothermal Atomic Absorption Spectrometry after Preconcentration Using the Biomass of <i>Aspergillus niger</i> Loaded on Activated Charcoal 

Figure 3 | Determination of Arsenic in Drinking Water Samples by Electrothermal Atomic Absorption Spectrometry after Preconcentration Using the Biomass of Aspergillus niger Loaded on Activated Charcoal 