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Volatile organic compounds analysis results, March 25, 2002

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Laboratory report detailing analytical results for volatile organic compounds in sample AE06981 collected on March 25, 2002.

NYC-WTC_000022304–000022414

Folder label: “524 3/25/02

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NYC 9/11 Public Portal Document

Quantitation Report (Not Reviewed)

Data File C:\HPCHEM\l\DATA\02MAR25\0325C10B.D Vial 2 Acq On 26 Mar 2002 5:10 am Operator 201-wb Sample cal 10 Inst GC/MS Ins Mise Multiplr 1.00 MS Integration Params: RTEINT.P Quant Time: Mar 26 8:16 2002 Quant Results File: HP031802.RES Quant Method : C:\HPCHEM\1\METHODS\HP031802.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Mon Mar 25 15:09:58 2002 Response via : Initial Calibration DataAcq Meth : HP031802

Internal Standards R.T. Qlon Response Cone Units Dev(Min) 1) 1,4-DIFLUOROBENZENE 15.03 114 1179195 5.00 ug/L -0.02 24) CHLOROBENZENE-D5 21.69 117 1157505 5.00 ug/L -0.02 52) 1,4-DICHLOROBENZENE-D4 26.87 152 654642 5.00 ug/L -0.02

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.27 65 611862. 6.30 ug/L -0.02 Spiked Amount 5.000 Recovery = 126.00% 3) 4-BROMOFLUOROBENZENE 24.28 174 531684 5.58 ug/L -0.02 Spiked Amount 5.000 Recovery = 111.60% * 25) TOLUENE-D8 18.39 98 1407535 5.02 ug/L -0.02 Spiked Amount 5.000 Recovery = 100.40%

Target' Compounds Qvalue 4) DICHLORODIFLUOROMETHANE 4.82 85 482474 13.77 ug/L 98 5) CHLOROMETHANE 5.44 50 462467 10.96 ug/L 98 6) VINYL CHLORIDE 5.54 62 406346 13.63 ug/L 96 7) BROMOMETHANE 6.53 94 342337 12.23 ug/L 97 8) CHLOROETHANE 6.66 64 313908 10.86 ug/L 99 9) TRICHLOROFLUOROMETHANE 7.22 101 644121 10.96 ug/L 98 11) 1,1,2-Trichloro-l,2,2-trif 8.11 101 9860 0.38 ug/L 94 12) ACETONE 8.19 43 301604 44.53 ug/L. 100 13) 1,1-DICHLOROETHENE 8.55 61 776584 11.02 ug/L 99 14) METHYLENE CHLORIDE 9.55 49 619103 9.89 ug/L 97 15) METHYL TERT BUTYL ETHER 9.86 73 667964 10.56 ug/L 99 16) TRANS-1,2-DICHLOROETHENE 10.22 61 722335 10.21 ug/L 99 17) 1,1-DICHLOROETHANE 11.10 63 809822 9.99 ug/L 95 18) 2-BUTANONE (MEK) 11.94 43 310792 35.84 ug/L 99 19) 2,2-DICHLOROPROPANE 12.33 77 512523 8.14 ug/L 95 20) CIS-1,2-DICHLOROETHENE 12.41 96 503133 10.56 ug/L 98 21) CHLOROFORM 12.75 83 988212 11.27 ug/L 100 2 2) BROMOCHLOROMETHANE 13.13 49 347616 ■ 9.55 ug/L 95 23) 1,2-DICHLOROETHANE 14.47 62 738957 12.19 ug/L 100 26) 1,1,1-TRICHLOROETHANE 13.64 97 800337 12.24 ug/L 97 27) 1,1-DICHLOROPROPENE 13.96 75 634922 10.56 ug/L 97 28) CARBON TETRACHLORIDE 14.23 117 716093 12.72 ug/L 99 29) BENZENE 14.58 78 1491458 9.96 ug/L 98 30) TRICHLOROETHENE 15.85 95 509736 10.89 ug/L 99 31) 1,2-DICHLOROPROPANE 16.21 63 369801 9.46 ug/L 96 32) DIBROMOMETHANE 16.87 174 268267 12.10 ug/L 96 33) BROMODICHLOROMETHANE 16.72 83 684519 11.56 ug/L 98 34) 2-CHLOROETHYL VINYL ETHER 17.20 63 147556 9.46 ug/L 97 35) METHYL ISO-BUTYL KETONE 17.28 58 264425 39.61 ug/L 88 36) CIS-1,3-DICHLOROPROPENE 17.81 75 544626 9.61 ug/L 98 37) TOLUENE 18.58 91 1647100 10.27 ug/L 99 38) TRANS-1,3-DICHLOROPROPENE 18.85 75 435036 10.40 ug/L 96 39) 1,1,2-TRICHLOROETHANE 19.24 97 284236 10.74 ug/L 94 4 0) TETRACHLOROETHENE 20.02 166 539104 11.35 ug/L 93 41) 1,3-DICHLOROPROPANE 19.77 76 502199 10.29 ug/L 98 42) DIBROMOCHLOROMETHANE 20.45 129 410528 12.01 ug/L 95 43) 1,2-DIBROMOETHANE 20.91 107 291723 10.80 ug/L 95 44) CHLOROBENZENE 21.78 112 1135215 10.51 ug/L 100 45) 1,1,1,2-TETRACHLOROETHANE 21.83 131 441928 11.58 ug/L 98 46) 2-HEXANONE 19.12 43 489989 39.65 ug/L 93 47) ETHYLBENZENE 21.83 . 91 1979521 10.61 ug/L , 100 (#) = qualifier out of range (m) = manual integration 0325C10B.D HP031802.M Tue Mar 26 08:16:17 2002 Page 1

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