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Chlorinated pesticide analysis results, sample AD23123, Sept-Oct 2001

Machine-extracted title · confidence 95%

Laboratory report listing detection levels for chlorinated pesticides and PCBs in environmental sample collected September 2001.

NYC-WTC_000079935–000079946

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

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Scanned page image, NYC-WTC_000079938
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NYC 9/11 Public Portal Document

Quantitation Report (QT Reviewed) Signal #1 : C:\HPCHEM\l\DATA\508F\010930\23123.D\ECDlA.CHVial: 52 Signal #2 : C:\HPCHEM\l\DATA\508F\010930\23123.D\ECD2B.CH Acq On : 2 Oct 2001 3:34 am Operator: Nefliu Sample : sample Inst : 104 Mise : Multiplr: 1.00 IntFile Signal #1: events.e IntFile Signal #2: events2.e Quant Time: Oct 9 11:30 2001 Quant Results File: 010828C.RES

Quant Method : C:\HPCHEM\1\METHODS\010828C.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 37.59 34.64 399679 538463 0.088m 0.095 Spiked Amount 0.100 Recovery 88.00% 95.00% Target Compounds 2) CHLORDANE PEAK 2 0.00 32.42 0 17905 N.D. 0.013 # 3) CHLORDANE PEAK 3 34.60 36.22 17096 2921 0.024 0.009 #

{f)=RT Delta > 1/2 Window (#)=Amounts differ by > 25% {m)=manual int. 23123.D 010828C.M Tue Oct 09 11:30:57 2001 Page 1

NYC-WTC_000079938

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NYC-WTC_000079938Source: NYC Law Department, mirrored locally

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