Limits of detection have also been determined for {HEAD ~ NO}, NO2, {TAIL ~ nitromethane} , nitrobenzene diethylglycoldinitramine , and trinitrotoluene , and are in the ppb to ppm range 
Limits of detection have also been determined for { HEAD ~ NO } , NO2 , { TAIL ~ nitromethane } , nitrobenzene diethylglycoldinitramine , and trinitrotoluene , and are in the ppb to ppm range
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH