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三、毒性与残留 (一)毒性 1、对鼠急性毒性灭幼腺Ⅰ号对哺乳动物的毒性极低或无毒,文献报导对大白鼠的口服LD_(50)>4640mg/kg,对小白鼠口服LD_(50)>3160mg/kg,腹腔注射LD_(50)>1000mg/kg,制成25％可湿性粉对小白鼠口服LD_(50)>10g/kg。天津劳卫所测定,唐山化工所合成原药对鼠口服LD_(50)>7000mg/kg,北京流行病研究所测定对鼠口服LD_(50)>13500mg/kg。灭幼脲Ⅲ号对大白鼠口服LD_(50)>15000mg/kg,对小白鼠腹腔注射LD_(50)为1693±171mg/kg,
Third, the toxicity and residue (A) Toxicity 1, acute toxicity to mice Exudate gland No. Ⅰ toxicity to mammals is very low or non-toxic, reported in the literature on rats oral LD_ (50)> 4640mg / kg, mice Oral LD_ (50)> 3160mg / kg and LD_ (50)> 1000mg / kg were injected intraperitoneally to make LD_ (50)> 10g / kg orally to 25% wettable powder. Tianjin Laowei measured, Tangshan Chemical synthesis of the original drug rat oral LD_ (50)> 7000mg / kg, Beijing Institute of Epidemiology determined oral LD_ (50)> 13500mg / kg. Oral administration of LD50 (50)> 15000 mg / kg for mice and LD93 (50 mg /