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Pesticide analysis results with detected values for sample AD28171

Machine-extracted title · confidence 100%

Laboratory report showing specific pesticide concentrations including PCBs for sample AD28171 collected in late 2001.

NYC-WTC_000056848–000056856

Folder label: “508 X 11/26/01 A 12/21 - 12/22/01

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NYC 9/11 Public Portal Document

Quantitation Report (QT Reviewed)

Signal #1 : C:\MSDCHEM\l\DATA\508\011221B\28171.D\ECDlA.CH Vial: 40 Signal #2 : C:\MSDCHEM\1\DATA\508\011221B\28171.D\ECD2B.CH Acq On : 22 Dec 2001 7:01 am Operator: Nefliu Sample : sample Inst : Instrumen Mise : Multiplr: 1.00 IntFile Signal #1: EVENTS.E IntFile Signal #2: events2.e Quant Time: Jan 09 11:08:27 2002 Quant Results File: 011220P.RES

Quant Method : C:\MSDCHEM\1\METHODS\011220P.M (Chemstation Integrator) Title : 508 Chlorinated Pesticides Last Update : Fri Dec 21 08:18:43 2001 Response via : Initial Calibration DataAcq Meth : MDL508.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/l ug/l

System Monitoring Compounds 10) s 2,4-DDD SURROGAT 14.35 14.98 698.5E6 547.9E6 0.188m 0.196 Spiked Amount 0.200 Recovery = 94.00% 98.00%

Target Compounds 3) Heptachlor 11.01 11.25 26847507 9781857 0.004 0.002 # 5) Heptachlor Epoxi 13.19 13.34 43816339 4975174 0.006 0.001 # 6) 4,4-DDE 13.93 14.76 43848312 3790640 0.006 0.001 # 7) Dieldrin 14.59 14.76 25999421 3790640 0.003 0.001 # 8) Endrin 15.06 15.71 40962196 3432038 0.007 0.001 #

(f)=RT Delta > 1/2 Window (#)=Amounts differ by > 25% (m)=manual int. 28171.D 011220P.M Wed Jan 09 11:08:56 2002 Page 1

NYC-WTC_000056849

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NYC-WTC_000056849Source: NYC Law Department, mirrored locally

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