Fig. 3From: Simultaneous determination of five azadirachtins in the seed and leaf extracts of Azadirachta indica by automated online solid-phase extraction coupled with LC–Q-TOF–MSComparison of recoveries for the five analytes, including azadirachtin A, B, D, H and I, based on three type of SPE cartridges. Standard deviation represented by error bars (n = 3)Back to article page