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← Document results/DEP Box 04/524 1/24/02
Document / 103 pages

DEP form with redacted names, Jan 24 2002

Machine-extracted title · confidence 75%

Multi-page DEP form containing redacted personal names and references to site operations in January 2002.

NYC-WTC_000000423–000000525

Folder label: “524 1/24/02”

Page image
Scanned page image, NYC-WTC_000000452
OCR text

OCR status: ok · source: pdftotext

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

Data File C:\HPCHEM\1\DATA\02jan24\1044.D Vial: 2 Acq On 24 Jan 2002 6:47 pm Operator: 201-wb Sample nyc 524 Inst : GC/MS Ins Misc January 24, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Jan 24 19:26 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 15.19 114 881952 5.00 ug/L 0.02 24) CHLOROBENZENE-D5 21.85 117 736740 5.00 ug/L 0.00 52) 1,4-DICHLOROBENZENE-D4 27.04 152 309018 5.00 ug/L 0.02 System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.42 65 546253 4.77 ug/L 0.00 Spiked Amount 5.000 Recovery = 95.40% 3) 4-BROMOFLUOROBENZENE 24.44 174 252073 4.22 ug/L 0.02 Spiked Amount 5.000 Recovery = 84.40% 25) TOLUENE-D8 18.55 98 1029573 5.25 ug/L 0.02 Spiked Amount 5.000 Recovery = 105.00% Target Compounds Qvalue 5) CHLOROMETHANE 5.60 50 3940 0.09 ug/L 83 6) VINYL CHLORIDE 5.64 62 6261 0.18 ug/L 71 8) CHLOROETHANE 6.80 64 1425 0.06 ug/L 80 10) Isopropyl Alcohol 8.03 45 2602 2.73-ug/L 80 12) ACETONE 8.34 43 52759 4.61- ug/L 96 14) METHYLENE CHLORIDE 9.70 49 33101 0.41 ug/L 89 18) 2-BUTANONE (MEK) 12.09 43 42560 2.58'ug/L 95 46) 2-HEXANONE 19.34 43 5371 0.32 ug/L 36

------------------------------------------------------ (#) = qualifier out of range (m) = manual integration 1044.D HP010702.M Thu Jan 24 19:26:13 2002 Page 1

NYC-WTC 000000452

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NYC-WTC_000000452Source: NYC Law Department, mirrored locally

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