Fig. 1From: Identification of chemical constituents of Zanthoxylum heitzii stem bark and their insecticidal activity against the malaria mosquito Anopheles gambiae Flow scheme for extraction and isolation of compounds from Zanthoxylum heitzii bark. Abbreviations: VF: VersaFlash chromatography; CA-TLC: centrifugally accelerated thin layer chromatography; DCM: dichloromethane; EtOAc: ethyl acetateBack to article page