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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_000000491
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document Q,uanti LaL.Lu.il hepu.L L I1VuL he ,.Le eu) n

Data File : C:\HPCHEM\1\DATA\02JAN24\1231.D Vial: 11 Acq On : 25 Jan 2002 1:15 am 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 28 11:05 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 15.17 114 885704 5.00 ug/L 0.00 24) CHLOROBENZENE-D5 21.83 117 701147 5.00 ug/L -0.02 52) 1,4-DICHLOROBENZENE-D4 27.02 152 306291 5.00 ug/L 0.00

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.41 65 585492 5.09 ug/L -0.02 Spiked Amount 5.000 Recovery = 101.80% 3) 4-BROMOFLUOROBENZENE 24.41 174 248317 4.14 ug/L -0.02 Spiked Amount 5.000 Recovery = 82.80% 25) TOLUENE-D8 18.54 98 1056093 5.65 ug/L 0.00 Spiked Amount 5.000 Recovery = 113.00%

Target Compounds Qvalue 6) VINYL CHLORIDE J 5.69 62 6047 0.17 ug/L 83 7) BROMOMETHANE 6.58 94 5263 0.19 ug/L 79 10) Isopropyl Alcohol 8.20 45 3953 4.13 ug/L 84 12) ACETONE 8.31 43 70753 6.16 ug/L 96 14) METHYLENE CHLORIDE .rI 9.68 49 41424 0.51 ug/L 90 18) 2-BUTANONE (MEK) 12.07 43 48522 2.97 ug/L 98 35) METHYL ISO-BUTYL KETONE 17.39 58 815 0.11 ug/L 20 46) 2-HEXANONE 19.32 43 1405 0.09 ug/L 98

------------------------------------------------------------------------- (#) = qualifier out of range (m) = manual integration 1231.D HP010702.M Mon Jan 28 11:06:00 2002 Page 1

NYC-WTC 000000491

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NYC-WTC_000000491Source: NYC Law Department, mirrored locally

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