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Endrin and DDT derivative analysis, sample AD22976, Sept-Oct 2001

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Analysis results for endrin, endrin aldehyde, endrin ketone, DDT, and DDE compounds in sample AD22976 tested Sept 21-30, 2001.

NYC-WTC_000079737–000079743

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

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NYC 9/11 Public Portal Document

Signal #1 : C:\HPCHEM\l\DATA\508F\010930\0930END.D\ECDlA.CH Vial: 4 Signal #2 : C:\HPCHEM\l\DATA\508F\010930\0930END.D\ECD2B.CH Acq On : 30 Sep 2001 10:41 am Operator: Nefliu Sample : endrin decomposition Inst : 104 Mise : Multiplr: 1.00 IntFile Signal #1: events.e IntFile Signal #2: events2.e Quant Time: Sep 30 11:35 2001 Quant Results File: 508F.RES Quant Method : C:\HPCHEM\1\METHODS\508F.M (Chemstation Integrator) Title : 508 CHLORINATED PESTICIDES 9/6/00 Last Update : Tue Oct 31 13:22:28 2000 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 9) S 2,4-DDD SURROGAT 38.62 34.76f 3697657 5282569 1.591 0.943 # Spiked Amount 0.200 Recovery = 795.50% 471.50% Target Compounds 1) PROPACHLOR 0.00 15.69f 0 1839 N.D. 0.002 # 5) HEPTACHLOR EPOXI 33.05 29.69 3065 3120 0.001 0.000 # 6) DIELDRIN 36.13f 33.73f 28566 1860 0.007 0.000 # 7) ENDRIN 38.62 34.76f 3697657 5282569 1.428 0.889 # 8) METHOXYCHLOR 50.81 42.05f 49204 ■ 13005 0.067 0.005 #

C

{f)=RT Delta > 1/2 Window {#)=Amounts differ by > 25% (m)=manual int. 0930END.D 010930P.M Tue Oct 09 10:37:17 2001 Page 1

NYC-WTC_000079738

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NYC-WTC_000079738Source: NYC Law Department, mirrored locally

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