Fig. 4From: Retrospective non-target analysis to support regulatory water monitoring: from masses of interest to recommendations via in silico workflowsDistribution of MetFrag Scores for the top candidate of each m/z (n = 22). Shaded regions indicate distribution tertiles corresponding to Low, Moderate, and High MetFrag Scores, respectively. A rug plot is included along the x-axis to give an indication of the actual MetFrag Score values within each histogram binBack to article page