Determination of Trace Amounts of Palladium in Water Samples by Graphite Furnace Atomic Absorption Spectrometry after Dispersive Liquid-Liquid Microextraction
Figure 1
Effect of pH on extraction recovery of palladium obtained from DLLME. Extraction conditions: water sample volume, 5.0 mL; disperser solvent (methanol) volume, 500 μL; extraction solvent (CHCl3), 70 μL; TMK concentration, 1.0 × 10−3 mol L−1; concentration of palladium, 0.4 μg L−1.
