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Document / 12 pages

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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NYC 9/11 Public Portal Document

Quantitation Report (QT Reviewed) Signal #1 C:\HPCHEM\l\DATA\508F\010930\23123.D\ECDlA.CH Vial: 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 11:18 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 397904 538281 0.087 0.095 Spilced Amount 0.100 Recovery = 87.00% 95.00% Target Compounds 1) PROPACHLOR 0.00 16.21 0 3901 N.D. d 0.005 2) g-BHC 23.79 21.34 5219 1285 0.001 0.000 # 3) HEPTACHLOR 26.42 22.90 2307 697 0.000 0.000 # 4) ALDRIN 29.17 24.84 7604 1951 0.001 0.000 # 5) HEPTACHLOR EPOXI 32.55 29.96 3899 1785 0.000 0.000 # 6) 4,4'-DDE 36.07 33.04 6978 1221 0.001 0.000 # 7) DIELDRIN 36.56 33.96 4257 540 0.001 0.000 # 8) ENDRIN 38.70 0.00 1501 0 0.000 N.D. d# 9) METHOXYCHLOR 0.00 42.09 0 2475566 N.D. 1.028 #

(f)=RT Delta > 1/2 Window (#)=Amounts differ by > 25% (m)=manual int. 23123.D 010930P.M Tue Oct 09 11:18:56 2001 Page 1

NYC-WTC_000079936

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NYC-WTC_000079936Source: NYC Law Department, mirrored locally

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