Trace determination of multiple hydrophilic cyanotoxins in freshwater by off- and on-line solid phase extraction coupled to liquid chromatography-tandem mass spectrometry

Lei Pan, Jinhui Jeanne Huang‬‬‬‬, Junhui Chen, Xiuping He, Yuning Wang, Jiuming Wang, Baodong Wang

Nankai University　Ministry of Natural Resources　First Institute of Oceanography　Qingdao National Laboratory for Marine Science and Technology