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VOCs GC/MS lab blank results, Jan 16 2002

Machine-extracted title · confidence 95%

Gas chromatography mass spectrometry analysis report for a laboratory blank testing volatile organic compounds on January 16, 2002.

NYC-WTC_000003343–000003381

Folder label: “524 1/22/02”

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OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Quantitation Report (Not Reviewed)

Data File : C:\HPCHEM\1\DATA\02JAN16\0116B1.D Vial: 1 Acq On : 16 Jan 2002 9:35 am Operator: 201-wb --- Sample : lab blank 1 Inst : GC/MS Ins Misc Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Feb 5 12:54 2002 Quant Results File: HP010702.RES

Quant Method : C:\HPCHEM\1\METHODS\HP010702.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Fri Jan 25 14:13:49 2002 Response via : Initial Calibration DataAcq Meth : HP010702

Internal Standards R.T. Qlon Response Conc Units Dev(Min) -------------------------------------------------------------------------- ...~ 1) 1,4-DIFLUOROBENZENE 15.09 114 156877 5.00 ug/L -0.09 24) CHLOROBENZENE-D5 21.74 117 135825 5.00 ug/L -0.10 52) 1,4-DICHLOROBENZENE-D4 26.92 152 55286 5.00 ug/L -0.10 --

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.32 65 120209 5.90 ug/L -0.10 Spiked Amount 5.000 Recovery = 118.00% .._. 3) 4-BROMOFLUOROBENZENE 24.32 174 41374 3.89 ua/L -0.10 Spiked Amount 7.80% 25) TOLUENE-D! IL -0.10 Spiked Amount 5.00%

Target Compounc Qvalue ?~ iL 5) CHLOROMETF 99 10) Isopropyl 'L 94 11) 1, 1, 2-Tric 'L 86 12) ACETONE 'L 90 18) 2 -BUTANONE / 'L 65 46) 2-HEXANONE 'L 36

------------------------------------------------------------------------- (#) = qualifier out of range (m) = manual integration 0116B1.D HP010702.M Tue Feb 05 12:54:27 2002 Page 1

NYC-WTC 000003343

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NYC-WTC_000003343Source: NYC Law Department, mirrored locally

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VOCs GC/MS lab blank results, Jan 11 2002 · Box DEP Box 04

NYC-WTC_000003326

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

6 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.995

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