1986 Volume 77 Issue 5 Pages 419-422
2-Amino-3-methylimidazo[4, 5-f]quinoline (IQ), which is mutagenic and carcinogenic, was found to be present in cigarette smoke condensate by liquid chromatography with an electrochemical detector and a photodiode-array detector. The amount of IQ was estimated to be 0.26ng per cigarette.