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[求助] 根据D. Magna 生物毒性测定方法,测出来的数值是哪个指标呢?

最近看到一篇论文《Enhanced anaerobic biodegradation efficiency and mechanism of quinoline, pyridine, and indole in coal gasification wastewater》,有看不明白的想请教一下大家:
    1、一般说EC 50的单位是浓度单位,比如mg/L,个别地方好像有用mg/kg,即有毒物质的质量和试验生物体重之比。而这几篇论文中,“Apparently, D. magna was hypersensitive to the influent, and the corresponding 24?h EC50 value reached 0.99%. It indicated that the influent performed high acute toxicity to D. magna. As depicted in Table 5, the 24?h EC50 values of effluent from R1, R2, and R3 were 2.54, 10.05, and 15.99%, respectively.
2、根据D. Magna 测定方法,测出来的数值是哪个指标呢?不是TU还是EC50 吧?得换算

3、一般来讲,处理过后的废水毒性降低了,而文中好像升高了,给通讯作者写过信,没有回复。求大家指点。

根据D. Magna 生物毒性测定方法,测出来的数值是哪个指标呢?


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