Abstract:Selecting three imidazolium-based ionic liquids (ILs), C10H19ClN2 (IL1), C12H23ClN2 (IL2), and C16H31ClN2 (IL3), and metalaxyl (MET) as the mixture components, three groups of binary mixture, MET-IL1, MET -IL2, and MET-IL3, were designed by using the direct equipartition ray design procedure. The toxicities of the individual chemicals and binary mixtures to Vibrio qinghaiensis sp.–Q67 were determined by the microplate toxicity analysis (MTA). The toxicity interaction was evaluated by comparing the toxicity observed to that predicted by the concentration addition (CA) model and employing the isobologram at median effect concentration (EC50). The toxicity interactions of three groups of binary mixtures were significantly different. In the binary mixtures of MET-IL1 and MET-IL2, the higher the concentration ratio of MET was, the more obvious the antagonism. However, the toxicity interaction in the MET-IL3 mixtures was additive for the high concentration ratio of MET and synergistic for the low concentration ratio of MET. The lower the ratio of MET was, the stronger the synergistic action was.
王成林, 张瑾, 刘树深, 刘海玲. 3种离子液体与甲霜灵二元混合物的联合毒性[J]. 中国环境科学, 2012, 32(11): 2090-2094.
WANG Cheng-Lin, ZHANG Jin, LIU Shu-Shen, LIU Hai-Ling. Joint toxicities of three binary mixture between metalaxyl and ionic liquid. CHINA ENVIRONMENTAL SCIENCECE, 2012, 32(11): 2090-2094.