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← Document results/DEP Box 12/GCMS X 1/20/02 A 2/25/02
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GCMS analysis results, sample AE01139, 2,4-DDD, Feb 2002

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Gas chromatography-mass spectrometry analysis report for sample AE01139 detecting surrogate 2,4-DDD at 76 ug with MDL of 5.0, analyzed on 02/27/2002.

NYC-WTC_000003483–000003502

Folder label: “GCMS X 1/20/02 A 2/25/02”

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NYC 9/11 Public Portal Document ~oi report (Not Reviewed) •Data File : C:\MSDCHEM\1\5973N\02FEB25\01139.D Vial: 5 Acq On : 25 Feb 2002 2:32 pm Operator: Sample : 508 scan Inst : Instrumen Mise : February 25, 2002 Multiplr: 1.00 MS Integration Params: SPLIT.P Quant Time: Feb 26 08:28:37 2002 Quant Results File: HP022102.RES Quant Method : C:\MSDCHEM\1...\HP022102.M (RTE Integrator) Title : 508 scan method Last Update : Mon Feb 25 10:47:59 2002 Response via : Initial Calibration DataAcq Meth : HP020702

Internal Standards R.T. Qlon Response Cone Units Dev(Min) 1) 1,4-Dichlorobenzene-d4 9.72 152 1129621 20.00 ug/L 0.00 10) Naphthalene-d8 13.20 136 4752566 20.00 ug/L 0.00 17) Acenaphthene-diO 18.33 164 2319236 20.00 ug/L 0.00 29) Phenanthrene-diO 22.63 188 4109873 20.00 ug/L -0.01 38) Chrysene-dl2 30.49 240 3042466 20.00 ug/L -0.03 44) Perylene-dl2 34.41 264 1901594 20.00 ug/L -0.04 System Monitoring Compounds 37) 2,4-DDD 27.72 235 207384 3.79 ug/L 0.00 Spiked Amount 5.000 Recovery = 75.80% Target Compounds Qvalue 20) Dimethylphthalate 18.33 163 378391 2.69 ug/L # 58 21) 2,6-Dinitrotoluene 18.33 165 294715 9.07 ug/L # 27

(#) = qualifier out of range (m) = manual integration 01139.D HP022102.M Tue Feb 26 08:28:38 2002 Page 1

NYC-WTC_000003485

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NYC-WTC_000003485Source: NYC Law Department, mirrored locally

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GCMS analysis results, Feb 27 2002 · Box DEP Box 12

NYC-WTC_000003463

Gas chromatography-mass spectrometry results for sample AE01138 identifying unknown compounds and surrogates on February 27, 2002.

1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998

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