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Volatile organic compound analysis results, sample AD28269, Nov 2001

Machine-extracted title · confidence 100%

Laboratory report listing recovery percentages for volatile organic compounds in sample AD28269 from November 20, 2001.

NYC-WTC_000001513–000001578

Folder label: “524 11/20/01

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NYC 9/11 Public Portal Document

Quantitation Report (Not Reviewed)

Data File : C:\HPCHEM\1\DATA\01nov21\1121C10.D Vial: 2 Acq On : 21 Nov 2001 9:12 am Operator: 201-wb Sample : cal 10 p ; 6~ L 3 Inst : GC/MS Ins Misc : November 21, 2001 0 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Nov 21 9:50 2001 Quant Results File: HP110701.RES

Quant Method : C:\HPCHEM\1\METHODS\HP110701.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Thu Nov 08 08:26:02 2001 Response via : Initial Calibration DataAcq Meth : HP110701

Internal Standards R.T. Qlon Response Conc Units Dev(Min) ------------------------------------------------------------------------- 1) 1,4-DIFLUOROBENZENE 15.10 114 775304 5.00 ug/L -0.02 24) CHLOROBENZENE-D5 21.76 117 662067 5.00 ug/L -0.02 52) 1,4-DICHLOROBENZENE-D4 26.95 152 353878 5.00 ug/L 0.00

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.34 65 494381 4.94 ug/L -0.02 Spiked Amount 5.000 Recovery = 98.80% 3) 4-BROMOFLUOROBENZENE 24.36 174 276570 4.64 ug/L 0.00 Spiked Amount 5.000 Recovery = 92.80% 25) TOLUENE-D8 18.47 98 905292 4.95 ug/L 0.00 Spiked Amount 5.000 Recovery = 99.00%

Target Compounds Qvalue 4) DICHLORODIFLUOROMETHANE 4.85 85 402341 15.69 ug/L 98 5) CHLOROMETHANE 5.51 50 313763 11.42 ug/L 100 6) VINYL CHLORIDE 5.58 62 271016 10.41 ug/L 100 7) BROMOMETHANE 6.58 94 232684 9.91 ug/L 97 8) CHLOROETHANE 6.72 64 199583 9.82 ug/L 97 9) TRICHLOROFLUOROMETHANE 7.27 101 589489 9.69 ug/L 100 10) Isopropyl Alcohol 7.89 45 831681 1027.19 ug/L 100 11) 1,1,2-Trichloro-1,2,2-trif 8.17 101 411815 10.33 ug/L 100 12) ACETONE 8.25 43 123458 12.89 ug/L 91 13) 1,1-DICHLOROETHENE 8.60 61 598978 10.66 ug/L 97 14) METHYLENE CHLORIDE 9.61 49 657714 10.93 ug/L 99 15) METHYL TERT BUTYL ETHER 9.93 73 425479 10.97 ug/L 98 16) TRANS-1,2-DICHLOROETHENE 10.28 61 631256 11.31 ug/L 99 17) 1,1-DICHLOROETHANE 11.18 63 684184 10.73 ug/L 99 18) 2-BUTANONE (MEK) 12.00 43 114160 10.87 ug/L 97 19) 2,2-DICHLOROPROPANE 12.38 77 490711 10.11 ug/L 96 20) CIS-1,2-DICHLOROETHENE 12.49 96 382827 11.93 ug/L 99 21) CHLOROFORM 12.82 83 803357 11.00 ug/L 100 22) BROMOCHLOROMETHANE 13.20 49 393182 11.43 ug/L 98 23) 1,2-DICHLOROETHANE 14.55 62 654321 11.53 ug/L 98 26) 1,1,1-TRICHLOROETHANE 13.71 97 651648 10.88 ug/L 96 27) l,l-DICHLOROPROPENE 14.04 75 531540 12.22 ug/L 97 28) CARBON TETRACHLORIDE 14.30 117 683592 11.62 ug/L 97 29) BENZENE 14.63 78 1362791 12.13 ug/L 99 30) TRICHLOROETHENE 15.92 95 414578 11.81 ug/L 97 31) 1,2-DICHLOROPROPANE 16.27 63 365260 11.77 ug/L 96 32) DIBROMOMETHANE 16.95 174 176757 12.08 ug/L 96 33) BROMODICHLOROMETHANE 16.79 83 574689 12.27 ug/L 99 ------------------------------------------------------------------------- (#) = qualifier out of range (m) = manual integration 1121C10.D HP110701.M Wed Nov 21 09:50:43 2001 Page 1

NYC-WTC 000001527

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