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

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

NYC-WTC_000079787–000079790

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\l\DATA\508F\010930\22976SDP.D\ECDlA.CH Vial: 56 Signal #2 C:\HPCHEM\l\DATA\508F\010930\22976SDP.D\ECD2B.CH Acq On 2 Oct 2001 5:29 am Operator: Nefliu Sample 22976 spike dupe pest Inst : 104 Mise : Multiplr: 1.00 IntFile Signal #1: events.e IntFile Signal #2: events2.e Quant Time: Oct 9 10:39 2001 Quant Results File: 010930P.RES

Quant Method : C:\HPCHEM\1\METHODS\010930P.M (Chemstation Integrator) Title : 508 CHLORINATED PESTICIDES 9/6/00 Last Update : Fri Sep 28 14:35:02 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 10) S 2,4-DDD SURROGAT 37.59 34.64 389549 553063 0.086 0.097m Spiked Amount 0.100 Recovery 86.00% 97.00% Target Compounds 1) PROPACHLOR 17.34 16.29 239126 292502 0.339 0.355m 2) g-BHC 23.69 21.41 2061774 3012789 0.257 0.285 3) HEPTACHLOR 26.42 22.86 833670 1356473 0.154 0.167 4) ALDRIN 28.97 24.97 598566 777917 0.064 0.075 5) HEPTACHLOR EPOXI 32.78 30.05 1972056 2647235 0.251 0.281 6) 4,4'-DDE 36.14 33.05 5296145 7144337 0.655 0.752 7) DIELDRIN 36.47 33.74 961989 1331724 0.134 0.148 8) ENDRIN 38.64 34.78 984044 1482709 0.194 0.230m 9) METHOXYCHLOR 50v53 42.07 770645 1167077 0.376 0.485 #

(f)=RT Delta > 1/2 Window (#)=Amounts differ by > 25% (m)=manual int. 22976SDP.D 010930P.M Tue Oct 09 10:39:33 2001 Page 1

NYC-WTC_000079789

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NYC-WTC_000079789Source: NYC Law Department, mirrored locally

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