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VOCs GC/MS lab blank results, Jan 11 2002

Machine-extracted title · confidence 95%

Gas chromatography mass spectrometry analysis report for a laboratory blank testing volatile organic compounds on January 11, 2002.

NYC-WTC_000003326–000003342

Folder label: “524 1/22/02

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OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Quantitation Report (Not Reviewed)

Data File : C:\HPCHEM\1\DATA\02JAN11\917.D Vial: 4 Acq On : 11 Jan 2002 5:21 pm Operator: 206-bh Sample : nyc Inst : GC/MS Ins Misc Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Jan 11 17:59 2002 Quant Results File: HP010402.RES

Quant Method : C:\HPCHEM\1\METHODS\HP010402.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Thu Jan 10 10:17:54 2002 Response via : Initial Calibration DataAcq Meth : HP010402

Internal Standards R.T. Qlon Response Conc Units Dev(Min) ------------------------------------------------------------------------- 1) 1,4-DIFLUOROBENZENE 14.47 114 432719 5.00 ug/L 0.09 22) CHLOROBENZENE-D5 21.07 117 415789 5.00 ug/L 0.07 50) 1,4-DICHLOROBENZENE-D4 26.23 152 200402 5.00 ug/L 0.07

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 13.69 65 161591 5.14 ug/L 0.07 Spiked Amount 5.000 Recovery = 102.80% 3) 4-BROMOFLUOROBENZENE 23.64 174 138171 3.55 ug/L 0.07 Spiked Amount 5.000 Recovery = 71.00% 23) TOLUENE-D8 17.78 98 555323 5.26 ug/L 0.07 Spiked Amount 5.000 Recovery = 105.20%

Target Compounds Qvalue

------------------------------------------------------------------------- (#) = qualifier out of range (m) = manual integration 917.D S012502.M Fri Jan 25 12:06:39 2002 Page 1

NYC-WTC 000003335

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NYC-WTC_000003335Source: NYC Law Department, mirrored locally

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