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VOCs GC/MS analysis results, Jan 16-18 2002

Machine-extracted title · confidence 90%

Laboratory report showing volatile organic compound analysis results for sample AE01228 processed on January 16 and 18, 2002.

NYC-WTC_000003221–000003247

Folder label: “524 1/16/02

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

Data File : C:\HPCHEM\1\DATA\02jan16 1228.D Vial: 5 Acq On : 16 Jan 2002 5:06 pm Operator: 201-wb Sample •: nyc stat g uy I Inst : GC/MS Ins Misc : I'~S~ ' Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Jan 16 17:44 2002 Quant Results File: HP010702.RES

Quant Method : C:\HPCHEM\1\METHODS\HP010702.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Thu Jan 10 08:57:29 2002 Response via : Initial Calibration DataAcq Meth : HP010702

Internal Standards R.T. Qlon Response Conc Units Dev(Min) ------------------------------------------------------------------------- 1) 1,4-DIFLUOROBENZENE 15.10 114 108341 5.00 ug/L -0.07 24) CHLOROBENZENE-D5 21.76 117 118828 5.00 ug/L -0.09 52) 1,4-DICHLOROBENZENE-D4 26-93 152 132657 5.00 ug/L -0.09 System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.34 65 110729 7.87 ug/L -0.09 Spiked Amount 5.000 Recovery = 157.40% 3) 4-BROMOFLUOROBENZENE 24.36 174 46676 6.36 ug/L -0.07 Spiked Amount 5.000 Recovery = 127.20% 25) TOLUENE-D8 18.47 98 141397 4.47 ug/L -0.07 Spiked Amount 5.000 Recovery = 89.40% Target Compounds Qvalue 5) CHLOROMETHANE 5.53 50 1350 0.26 ug/L 78 10) Isopropyl Alcohol 7.89 45 15784 134.75 ug/L 97 12) ACETONE 8.27 43 72883 51.88 ug/L 98 14) METHYLENE CHLORIDE 9.61 49 10846 1.09 ug/L 94 18) 2-BUTANONE (MEK) 12.02 43 5701 2.84 ug/L 65 21) CHLOROFORM 12.82 83 1169938 109.29 ug/L 99 33) BROMODICHLOROMETHANE 16.78 83 120940 13.08 ug/L 97 42) DIBROMOCHLOROMETHANE 20.52 129 5434 1.10 ug/L 90 46) 2-HEXANONE 19.23 43 2225 0.83 ug/L 36

------------------------------------------------------------------------- (#) = qualifier out of range (m) = manual integration 1228.D HP010702.M Wed Jan 16 17:44:50 2002 Page 1

NYC-WTC 000003241

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NYC-WTC_000003241Source: NYC Law Department, mirrored locally

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