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← Document results/DEP Box 17/524 2/4/02
Document / 92 pages

SB1524 volatile analysis results, sample AE01938, Feb 2002

Machine-extracted title · confidence 90%

Laboratory report detailing SB1524 analysis of sample AE01938 for volatile organic compounds including acetone on February 4, 2002.

NYC-WTC_000019233–000019324

Folder label: “524 2/4/02”

←Page 4 of 92→
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NYC 9/11 Public Portal Document

Quantitation Report (Not Reviewed)

Data File : C:\HPCHEM\l\DATA\02f eb04\0204Bl.D Vial: 1 Acq On : 4 Feb 2002 8:58 am Operator: 201-wb Sample : lab blank 1 Inst : GC/MS Ins Mise : February 4, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Feb 4 9:37 2002 Quant Results File: HP013102.RES

Quant Method : C:\HPCHEM\1\METHODS\HP013102.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Fri Feb 01 13:18:32 2002 Response via : Initial Calibration DataAcq Meth : HP013102

Internal Standards R.T. QIon Response Cone Units Dev(Min)

1) 1,4-DIFLUOROBENZENE 15.15 114 1675310 5.00 ug/L 0.03 24) CHLOROBENZENE-D5 21.80 117 1513138 5.00 ug/L 0.03 52) 1,4-DICHLOROBENZENE-D4 26.98 152 726023 5.00 ug/L 0.03

System Monitoring Compounds 2) 1,2 -DICHLOROETHANE-D4 14.38 65 745112 5.14 ug/L 0.03 Spiked Amount 5.000 Recovery = 102.80% 3) 4-BROMOFLUOROBENZENE 24.39 174 572237 4.45 ug/L 0.03 Spiked Amount 5.000 Recovery = 89.00% 25) TOLUENE-D8 18.51 98 1884521 4.99 ug/L 0.03 Spiked Amount 5.000 Recovery = 99.80%

Target Compounds Qvalue 10) Isopropyl Alcohol 7.89 45 5461 62.85 ug/L 58 12) ACETONE 8.29 43 19286 2.13 ug/L 88 14) METHYLENE CHLORIDE 9.65 49 43934 0.56 ug/L 97 15) METHYL TERT BUTYL ETHER 9.98 73 10506 0.11 ug/L 84 18) 2-BUTANONE (MEK) 12.05 43 107669 5.07 ug/L 99

(#) = qualifier out of range (m) = manual integration 0204B1.D HP013102.M Mon Feb 04 09:37:38 2002 Page 1

NYC-WTC_000019236

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NYC-WTC_000019236Source: NYC Law Department, mirrored locally

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DEP document fragment, February 2002 · Box DEP Box 17

NYC-WTC_000019326

Fragmented document page from DEP Box 17 folder dated early February 2002 containing illegible text and sample identifiers.

6 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999

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