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清塘净对鱼类等水生生物具有较强的毒性，对鲤鱼、草鱼、鳝鱼、泥鳅。大型、田螺和钉螺的９６ｈＬ９０分别为０．３８、０．４１、３．３９、３．０４、０．５２、２．３３和１．２７ｐｐｍ；浓度４ｐｐｍ具有明显的消毒灭茵作用；应用Ａｍｅｓ试验、黄鳝微核试验和白鲢染色体畸变试验结果表明，清塘净浓度１．５ｐｐｍ对鱼类不产生诱变效应。
Clear pond on fish and other aquatic organisms with strong toxicity to carp, grass carp, eel, loach. Large, snail and snail 96hL90 were 0.38,0.41,3.39,3.04,0.52,2.33 and 1.27ppm; concentration of 4ppm obvious disinfection of the role of disinfection; application Ames test Micronucleus test and silver carp chromosome aberration test showed that the clear pond concentration of 1.5ppm does not produce mutagenic effects on fish.