Spectrum of Atrazine at 0.5 pg on-column x10 3 +ESI Scan (5.457-5.497 min,4 scans)Frag=120.0V Pest MX_20 Lettuce_01 ppb in 1_3 water.d 156 4 217.1169 3 218.0985 A 0.5 M 215.6 215.8 216 216.2 216.4 216.6 216.8 217.2217.4 217.6217.8 218 218.2 218.4 Mass-to-Charge (m/z) Pesticide Analysis with New Agilent Jet Agilent Technologies Page 23 14.200 Spectrum of Atrazine at 0.5 pg on-column 3 x10 6 5 7 7.5 +ESI Scan (5.457-5.497 min, 4 scans) Frag=120.0V Pest MX_20 Lettuce_01 ppb in 1_3 water.d 216.1010 (M+H)+ 5 5.5 6 6.5 3 3.5 4 4.5 217.1169 218.0985 1 1.5 2 2.5 0 0.5 Counts vs. Mass-to-Charge (m/z) 215.6 215.8 216 216.2 216.4 216.6 216.8 217 217.2 217.4 217.6 217.8 218 218.2 218.4 Pesticide Analysis with New Agilent Jet Stream Technology Page 23 April 14, 2009