VOC analysis results, sample AE11575, May 2002

NYC 9/11 Public Portal Document Quantitation Report (Not.Reviewed)

Data File : C:\MSDchem\l\5973N\02may20\0520C10A.D Vial: 5 Acq On : 20 May 2002 11:23 am Operator: Sample : cal 10 Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: Lscint.p ■Quant Time: May 20 12:04:44 2002 Quant Results File: W050302.RES

Quant Method : C:\MSDCHEM\1...\W050302.M (RTE Integrator) Title : VOC method 8260 Last Update : Mon May 06 12:25:29 2002 Response via : Initial Calibration DataAcq Meth : W050302

Internal Standards R.T. Qlon Response Cone Units Dev(Min)

1) 1,4-Difluorobenzene 17.70 114 1231339 5.00 ug/L 0.00 27) Chlorobenzene-d5 25.47 117 1079110 5.00 ug/L 0.00 51) 1,4-Dichlorobenzene-d4 31.54 150 880856 5.00 ug/L 0.00

System Monitoring Compounds 2) 1,2-Dichloroethane-d4 16.78 65 216728 4.82 ug/L 0.00 Spiked Amount 5.000 Recovery = 96.40% 17) Toluene-d8 21.62 98 1626060 4.80 ug/L 0.00 Spiked Amount 5.000 Recovery = 96.00% 54) 4-Bromofluorobenzene 28.50 95 520957 4.99 ug/L 0.00 Spiked Amount 5.000 Recovery = 99.80%

Target Compounds Qvalue 3) Dichlorodifluoromethane 5.33 85 360706 9.77 ug/L 100 4) Chloromethane 5.92 50 615901 10.98 ug/L 99 5) Vinyl Chloride 6.18 62 613317 10.86 ug/L 99 6) Bromomethane 7.29 94 307815 10.45 ug/L 100 7) Chloroethane 7.46 64 395291 11.47 ug/L 99 8) Trichlorofluoromethane 8.13 101 703760 10.26 ug/L 98 11) Acetone 9.38 43 170258 51.32 ug/L 98 12) 1,1-Dichloroethene 9.78 61 583020 10.26 ug/L 100 13) Methylene Chloride 11.04 49 468515 . 10.41 ug/L 96 14) Methyl tert-butyl ether 11.44 73 541589 13.40 ug/L 99 15) trans-1,2-Dichloroethene 11.84 61 594063 10.13 ug/L 97 16) 1,1-Dichloroethane 12.95 63 738272 10.10 ug/L 100 18) 2-Butanone (MEK) 14.01 43 230839 50.41 ug/L 97 19) 2,2-Dichloropropane 14.42 77 650491 10.44 ug/L 92 20) cis-1,2-Dichloroethene 14.54 61 558758 10.38 ug/L 98 21) Chloroform 14.94 83 656804 10.21 ug/L 99 22) Bromochloromethane 15.40 49 238687 10.37 ug/L 95 23) 1,1,1-Trichloroethane 16.00 97 631429 9.97 ug/L 98 24) 1,1-Dichloropropene 16.39 75 630912 10.11 ug/L 98 25) Carbon Tetrachloride 16.68, 117 520673 10.00 ug/L 98 26) 1,2-Dichloroethane 17.01' 62 327621 10.34 ug/L 100 28) Benzene 17.10 78 1941539 10.09 ug/L 99 29) Trichloroethene 18.62 95 463501 9.91 ug/L 97 30) 1,2-Dichloropropane 19.05 63 391697 ,10.59 ug/L 99 31) Bromodichloromethane 19.66 83 411740 10.83 ug/L 98 32) Dibromomethane 19.82 93 115280 10.67 ug/L 97 33) 2-Chloroethyl vinyl ether 20.28 63 323501 8.35 ug/L 92 34) Methyl iso-butyl ketone 20.38 43 547387 45.83 ug/L 97 35) cis-1,3-Dichloropropene 20.96 75 535126 11.81 ug/L 100

(#) = qualifier out of range (m) = manual integration 0520C10A.D W050302.M Mon May 20 12:04:45 2002 Page 1

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