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. 2015 Jun 18;2:323–330. doi: 10.1016/j.mex.2015.06.003

Fig. 1.

Fig. 1

Elution profiles for the selected trace elements Mn, Cu and Cd in a sample of the certified seawater reference material SLEW-3 (Mn:1.61 μg L−1; Cu:1.55 μg L−1; Cd: 0.048 μg L−1). There are ∼7 s between each measuring point.