VOC analysis results, sample AE12737, June 2002

NYC 9/11 Public Portal Document '^UCXilUX UdUJ-Vli L. Vi'JXUU I\O V XCWCLA/

Data File C:\HPCHEM\l\DATA\02june3\12734.D Vial: 3 Acq On 3 Jun 2002 5:52 pm Operator: 201-wb Sample 524 Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: GAS6.P Quant Time: Jun 3 18:31 2002 Quant Results File: HP052902.RES Quant Method : C:\HPCHEM\1\METHODS\HP052902.M (RTE Integrator) Title : VOCsBY EPA METHOD 524 Last Update : Fri May 31 14:34:13 2002 Response via : Initial Calibration DataAcq Meth : HP052902

Internal Standards R.T. Qlon Response Cone Units Dev(Min) 1) 1,4-DIFLUOROBENZENE 15.11 114 1493647 5.00 ug/L 0.00 24) CHLOROBENZENE-D5 21.77 117 1377141 5.00 ug/L 0.02 52) 1,4-DICHLOROBENZENE-D4 26.95 152 620681 5.00 ug/L 0.02 System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.34 65 639795 4.74 ug/L 0.00 Spiked Amount 5.000 Recovery = 94.80% 3) 4-BROMOFLUOROBENZENE 24.36 174 515095 4.33 ug/L ■ 0.02 Spiked Amount 5.000 Recove37y = 86.60% 25) TOLUENE-D8 18.46 98 1830986 5.28 ug/L 0.00 Spiked Amount 5.000 Recovery = 105.60% Target Compounds Qvalue 10) isopropyl Alcohol 7.88 45 22430 16.21 ug/L 80 12) ACETONE 8.26 43 37489 2.41 ug/L 98

(#) = qualifier out of range (m) = manual integration 12734.D HP052902.M Mon Jun 03 18:31:19 2002 Page 1

NYC-WTC_000083835