??

????

??LD50908 mg/kg(?)LC5047702 mg/m34 h()???28 g120 g/m3510 min3040 g/m3????10 g/m315 min???1.9 g/m330 min???????????????????????????

??????????????????????????????????????????????0.11~0.35 g/m?3?1~2????????

?60%80%??????????10???????????1 h??34 d????????10 d?????????30%50%??????

???????????????????????????????????????????

???????????????????????

?IARC??

?????????????CF-1100 ppm??????????

????LDNA??????????

?????????Spraguo?Dawley6~15 d??7 h/d30,100300 ppm ??300 ppm?????????1OO ppm?...