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Chlorinated pesticide analysis results, sample AD22976, Sept-Oct 2001

Machine-extracted title · confidence 95%

Laboratory report documenting analytical results for chlorinated pesticides in sample AD22976 collected September 2001.

NYC-WTC_000079799–000079810

Folder label: “508 9/21/01 Ex 9/30-10/2/01 Analysis

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NYC 9/11 Public Portal Document

Quantitation Report (QT Reviewed) Signal #1 C:\HPCHEM\1\DATA\5O8F\O1O93O\22976.D\ECD1A.CH Vial: 30 Signal #2 C:\HPCHEM\l\DATA\508F\010930\22976.D\ECD2B.CH Acq On 1 Oct 2001 4:57 pm Operator: Nefliu Sample sample Inst : 104 Mise : Multiplr: 1.00 IntFile Signal #1: events.e IntFile Signal #2: events2.e Quant Time: Oct 9 12:59 2001 Quant Results File: PCB1260.RES

Quant Method C:\HPCHEM\1\METHODS\PCB1260.M (Chemstation Integrator) Title 508 CHLORINATED PESTICIDES 4/23/99 Last Update Sun Sep 30 10:54:14 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 6) S 2,4-DDD SURROGAT 37.59 34.65 404214 535552 0.089 0.094 Spiked Amount 0.100 Recovery 89.00% 94.00% Target Compounds 1) PEAK 1 34.13 30.87 1220 12135 0.005 0.041 # 2) PEAK 2 38.02 34.19 5462 15954 0.008 0.024 # 3) PEAK 3 38.44 35.23 1743 20729 0.002 0.026 # 4) PEAK 4 46.38 35.93 792 23679 0.001 0.096 # 5) PEAK 5 51.98f 42.66f 4865 8873 0.010 0.036 #

(f)=RT Delta > 1/2 Window (#)=Amounts differ by > 25% (m)=manual int. 22976.D PCB1260.M Tue Oct 09 13:00:02 2001 Page 1

NYC-WTC_000079806

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NYC-WTC_000079806Source: NYC Law Department, mirrored locally

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