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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\0lnov2l\1121C10A.D Vial: 12 Acq On : 21 Nov 2001 4:22 pm Operator: 201-wb Sample : cal 10 Inst : GC/MS Ins Misc : November 21, 2001 J~ Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Nov 21 17:00 2001 Quant Results File: HP110701.RES

Quant Method : C:\HPCHEM\1\METHODS\HP11070l.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 15-14 114 721256 5.00 ug/L 0.02 24) CHLOROBENZENE-D5 21.79 117 626134 5.00 ug/L 0.02 52) 1,4-DICHLOROBENZENE-D4 26.97 152 334041 5.00 ug/L 0.02

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.37 65 450604 4.84 ug/L 0.02 Spiked Amount 5.000 Recovery = 96.80% 3) 4-BROMOFLUOROBENZENE 24.37 174 254807 4.60 ug/L 0.02 Spiked Amount 5.000 Recovery = 92.00% 25) TOLUENE-D8 18.48 98 860833 4.98 ug/L 0.02 Spiked Amount 5.000 Recovery = 99.60%

Target Compounds Qvalue 4) DICHLORODIFLUOROMETHANE 4.88 85 351922 14.75 ug/L 93 5) CHLOROMETHANE 5.51 50 325184 12.72 ug/L 100 6) VINYL CHLORIDE 5.61 62 266029 10.98 ug/L 100 7) BROMOMETHANE 6.61 94 236114 10.81 ug/L 99 8) CHLOROETHANE 6.75 64 200333 10.60 ug/L 95 9) TRICHLOROFLUOROMETHANE 7.30 101 550354 9.72 ug/L 98 10) Isopropyl Alcohol 7.91 45 699153 928.22 ug/L 99 11) 1,1,2-Trichloro-1,2,2-trif 8.20 101 355395 9.58 ug/L 98 12) ACETONE 8.27 43 91414 10.26 ug/L 92 13) 1,1-DICHLOROETHENE 8.64 61 524389 10.03 ug/L 98 14) METHYLENE CHLORIDE 9.63 49. 598328 10.69 ug/L 99 15) METHYL TERT BUTYL ETHER 9.95 73 360553 9.99 ug/L 98 16) TRANS-1,2-DICHLOROETHENE 10.31 61 574393 11.06 ug/L 97 17) 1,1-DICHLOROETHANE 11.20 63 626359 10.56 ug/L 98 18) 2-BUTANONE (MEK) 12.04 43 98438 10.07 ug/L 95 19) 2,2-DICHLOROPROPANE 12.42 77 417422 9.24 ug/L 97 20) CIS-1,2-DICHLOROETHENE 12.51 96 336924 11.29 ug/L 94 21) CHLOROFORM 12.84 83 731126 10.77 ug/L 99 22) BROMOCHLOROMETHANE 13.22 49 347019 10.84 ug/L 96 23) 1,2-DICHLOROETHANE 14.56 62 584108 11.07 ug/L 97 26) 1,1,1-TRICHLOROETHANE 13.74 97 586618 10.36 ug/L 99 27) 1,1-DICHLOROPROPENE 14.06 75 463785 11.28 ug/L 98 28) CARBON TETRACHLORIDE 14.32 117 591878 10.64 ug/L 97 29) BENZENE 14.67 78 1237876 11.65 ug/L 98 30) TRICHLOROETHENE 15.94 95 370807 11.17 ug/L 98 31) 1,2-DICHLOROPROPANE 16.29 63 331507 11.30 ug/L 99 32) DIBROMOMETHANE 16.97 174 154520 11.17 ug/L 96 33) BROMODICHLOROMETHANE 16.81 83 503375 11.37 ug/L 98 ------------------------------------------------------------------------- (#) = qualifier out of range (m) = manual integration 1121C10A.D HP110701.M Wed Nov 21 17:00:44 2001 Page 1

NYC-WTC 000001532

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