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Pesticide and PCB analysis results, sample AD26320, Nov 2001

Machine-extracted title · confidence 95%

Laboratory analysis of sample AD26320 for pesticides and PCBs conducted Nov 3-30, 2001, with all analytes below method detection limits except surrogate 2,4-DDD at 0.21 ug.

NYC-WTC_000092326–000092335

Folder label: “508 X 11/3/01 A 11/30/01

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NYC 9/11 Public Portal Document Quantitation Report (QT Reviewed)

Signal #1 : C:\HPCHEM\l\DATA\508104\011130D\26320.D\ECDlA.CH Vial: 98 Signal #2 : C:\HPCHEM\l\DATA\508104\011130D\26320.D\ECD2B.CH Acq On : 2 Dec 2001 1:35 pm Operator: Nefliu Sample : sample Inst : 104 Mise : Multiplr: 1.00 IntFile Signal #1: events.e IntFile Signal #2: events2.e Quant Time: Dec 11 11:31 2001 Quant Results File: 011204P.RES

Quant Method : C:\HPCHEM\1\METHODS\508104\011204P.M (Chemstation Integrate! Title : 508 CHLORINATED PESTICIDES 9/6/00 Last Update : Sun Oct 21 15:26:52 2001 Response via : Initial Calibration DataAcq Meth : 508F2.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 36.60 33.61 869978 1113468 0.182 0.212 Spiked Amount 0.200 Recovery 91.00% 106.00%

Target Compounds 1) PROPACHLOR 16.37 15.28 7729 6668 0.009 0.007 2) g-BHC , 22.54 20.32 29555 14234 0.003 0.001 # 3) HEPTACHLOR 25.26 21.48 5747 8574 0.001 0.001 4) ALDRIN 27.81 23.69 5500 5303 0.001 0.000 5) HEPTACHLOR EPOXI 31.86 28.91 2808 2907 0.000 • 0.000 6) 4,4'-DDE 35.20 31.98 751 3326 0.000 0.000 # 7) DIELDRIN 35.60 32.68 10594 678 0.001 0.000 # 8) ENDRIN 37.62 0.00 942 0 0.000 N.D. d#

(f)=RT Delta > 1/2 Window (#)=Amounts differ by > 25% (m)=manual int. 26320.D 011204P.M Tue Dec 11 11:31:18 2001 Page 1

NYC-WTC_000092327

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NYC-WTC_000092327Source: NYC Law Department, mirrored locally

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