NYC Law Department release
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← Document results/DEP Box 15/508 X 5/10/02 5/14/02
Document / 7 pages

GCMS pesticide analysis summary, sample AE10996, May 2002

Machine-extracted title · confidence 95%

Summary of gas chromatography-mass spectrometry results for multiple pesticides showing average concentrations and percent relative standard deviation.

NYC-WTC_000015863–000015869

Folder label: “508 X 5/10/02 5/14/02

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Scanned page image, NYC-WTC_000015866
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NYC 9/11 Public Portal Document Quantitation Report (QT Reviewed)

signal #1 : C:\MSDCHEM\l\DATA\508\020514\PESTC3.D\ECDlA.CH Vial: 6 Signal #2 : C:\MSDCHEM\l\DATA\508\020514\PESTC3.D\ECD2B.CH Acq On : 14 May 2002 11:07 am Operator: Nefliu Sample : pest id Inst : Instrumen Mise : Multiplr: 1.00 IntFile Signal #1: EVENTS.E IntFile Signal #2: EVENTS2.E Quant Time: May 16 10:47:32 2002 Quant Results File: 020514P.RES

Quant Method : C:\MSDCHEM\1\METHODS\020514P.M (Chemstation Integrator) Title : 508 Chlorinated Pesticides Last Update : Tue May 14 13:42:09 2002 Response via : Initial Calibration DataAcq Meth : 508P.M

Volume Inj. Signal #1 Phase Signal #2 Phase: Signal #1 Info Signal #2 Info :

Compound RT#1 RT#2 Resp#l Resp#2 ug/1 ug/1

System Monitoring Compounds 10) s 2,4-DDD SURROGAT 13.02 13.52 1051.9E6 1138.2E6 0.212 0.214 Spiked Amount 0.200 Recovery = 106.00% 107.00%

Target Compounds 1) Propachlor 8.29 7.77 217.1E6 230.OE6 0.365 0.356 2) g-BHC 8.99 9.29 6854.5E6 6483.OE6 0.575 0.556 3) Heptachlor 10.04 10.23 1923.1E6 1794.4E6 0.200 0.193 4) Aldrin 10.68 10.90 2871.8E6 2831.OE6 0.247 0.235 5) Heptachlor Epoxi 11.97 12.11 4830.1E6 4678.3E6 0.481 0.464 6) 4,4-DDE 12.69 13.16 7581.OE6 7319.8E6 0.829 0.800 7) Dieldrin 13.20 13.39 1793.6E6 1808.9E6 0.149 0.158 8) Endrin 13.62 13.93 2894.3E6 2850.1E6 0.413 0.399 9) Methoxychlor 15.14 15.87 2261.8E6 2113.8E6 0.882 0.871

(f)=RT Delta > 1/2 Window (#)=Amounts differ by > 25% (m)=manual int. PESTC3.D 020514P.M Thu May 16 10:47:41 2002 Page 1

NYC-WTC_000015866

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NYC-WTC_000015866Source: NYC Law Department, mirrored locally

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