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← Document results/DEP Box 30/508 X 11/23/01 A 12/21/01
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Pesticide analysis with detectable residues, sample AD28167, Nov-Dec 2001

Machine-extracted title · confidence 89%

Laboratory analysis of sample AD28167 showing detected pesticide residues including Propachlor at 0.33, DDT at 0.50, Endrin at 0.19, and others, conducted November 23 to December 2

NYC-WTC_000056656–000056659

Folder label: “508 X 11/23/01 A 12/21/01

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NYC 9/11 Public Portal Document

Quantitation Report (QT Reviewed)

Signal #1 : C:\MSDCHEM\1\DATA\508\011221B\28167SP.D\ECD1A.CH Vial: 13 Signal #2 : C:\MSDCHEM\1\DATA\508\011221B\28167SP.D\ECD2B.CH Acq On : 21 Dec 2001 6:11 pm Operator: Nefliu Sample : 28167 spike pest Inst : Instrumen Mise : Multiplr: 1.00 IntFile Signal #1: EVENTS.E IntFile Signal #2: events2.e Quant Time: Jan 09 10:29:44 2002 Quant Results File: 011220P.RES

Quant Method : C:\MSDCHEM\1\METHODS\011220P.M (Chemstation Integrator) Title : 508 Chlorinated Pesticides Last Update : Fri Dec 21 08:18:43 2001 Response via : Initial Calibration DataAcq Meth : MDL508.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/1 ug/1

System Monitoring Compounds 10) S 2,4-DDD SURROGAT 14.35 14.98 689.4E6 529.8E6 0.186m 0.190 Spiked Amount 0.200 Recovery 93.00% 95.00%

Target Compounds 1) Propachlor 9.06 8.50 161.OE6 122.9E6 0.327m 0.335 2) g-BHC 9.83 10.19 2041.OE6 1604.OE6 0.249m 0.267 3) Heptachlor 11.00 11.24 593.4E6 386.3E6 0.080m 0.087 4) Aldrin 11.71 11.98 210.5E6 195.7E6 0.026m 0.031 5) Heptachlor Epoxi 13.14 13.34 1724.7E6 1355.7E6 0.240m 0.250 6) 4,4-DDE 13.97 14.55 3419.OE6 2723.6E6 0.504m 0.520 7) Dieldrin 14.56 14.81 953.9E6 759.9E6 0.121m 0.132 8) Endrin 15.06 15.47 1069.4E6 824.6E6 0.189m 0.202 9) Methoxychlor 17.00 18.02 1006.3E6 649.5E6 0.428m 0.499

(f)=RT Delta > 1/2 Window (#)=Amounts differ by > 25% (m)=manual int. 28167SP.D 011220P.M Wed Jan 09 10:30:32 2002 Page 1

NYC-WTC_000056658

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NYC-WTC_000056658Source: NYC Law Department, mirrored locally

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