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. 2018 Feb 14;8(13):7243–7251. doi: 10.1039/c7ra11896a

Fig. 3. (a) Effect of extraction solvent. Conditions for VALS-DLLME: 300 μL 1-dodecanol, 0.02 mmol L−1 CTAB, vortex at 3200 rpm for 40 s. (b) Effect of extraction solvent volume. Conditions: as described in (a) except volumes of 1-dodecanol were varied.

Fig. 3