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Pesticide and PCB analysis results, sample AD23321, Oct 2001

Machine-extracted title · confidence 50%

Laboratory analysis of sample AD23321 for pesticide residues including propachlor, lindane, heptachlor, aldrin, DDE, dieldrin, endrin, methoxychlor, chlordane, toxaphene, and PCBs.

NYC-WTC_000080092–000080102

Folder label: “508 9/22/01 Extr.

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NYC 9/11 Public Portal Document Quantitation Report (QT Reviewed) Signal #1 C:\HPCHEM\l\DATA\508F\011007\23321.D\ECDlA.CH Vial: 24 Signal #2 C:\HPCHEM\l\DATA\508F\011007\23321.D\ECD2B.CH Acq On 7 Oct 2001 7:53 pm Operator: Nefliu Sample sample Inst : 104 Mise Multiplr: 1.00 IntFile Signal #1: events.e IntFile Signal #2: events2.e Quant Time: Oct 13 11:34 2001 Quant Results File: 011004C.RES Quant Method : C:\HPCHEM\l\METHODS\0110b4C.M (Chemstation Integrator) Title : DUAL 508 CHLORINATED PESTICIDES CHLORDANE 6/3/99 Last Update : Sun Sep 30 10:30:23 2001 Response via : Initial Calibration DataAcq Meth : 508F.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 4) S 2,4-DDD SURROGAT 37.55 34.60 395614 491676 0.086m 0.082 Spiked Amount 0.100 Recovery = 86.00% 82.00% Target Compounds 1) CHLORDANE PEAK 1 32.79f 31.80f 1997 3329 0.010 0.003 # 2) CHLORDANE PEAK 2 33.84 32.43 1232 2985 0.001 0.002 # 3) CHLORDANE PEAK 3. 34.58 36.23 5237 2008 0.007 0.006

(f)=RT Delta > 1/2 Window {#)=Amounts differ by > 25% (m)=manual int. 23321.D 011004C.M Sat Oct 13 11:34:16 2001 Page 1

NYC-WTC_000080095

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NYC-WTC_000080095Source: NYC Law Department, mirrored locally

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