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← Document results/DEP Box 68/508 X 11/3/01 A 11/30/01
Document / 7 pages

Toxaphene analysis report with surrogate recovery, Dec 2001

Machine-extracted title · confidence 95%

Laboratory results showing Toxaphene peak concentrations and 2,4-DDD surrogate recovery rates for chlorinated pesticide samples.

NYC-WTC_000092213–000092219

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\508F\011130D\1103LB.D\ECDlA.CH Vial: 32 Signal #2 C:\HPCHEM\l\DATA\508F\011130D\1103LB.D\ECD2B.CH Acq On 1 Dec 2001 5:43 am Operator: Nefliu Sample 11/03 lab blk Inst : 104 Mise : Multiplr: 1.00 IntFile Signal #1: events.e IntFile Signal #2: events2.e Quant Time: Dec 11 8:35 2001 Quant Results File: 011204P.RES

Quant Method : C:\HPCHEM\1\METHODS\508\011204P.M (Chemstation Integrator) 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 36.64 33.66 783658 1131029 0.164m 0.215 # Spiked Amount 0.200 Recovery = 82.00% 107.50% Target Compounds 1) PROPACHLOR 0.00 15.17 0 4544 N.D. d 0.005 2) g-BHC 22.38 20.34 3082 650 0.000 0.000 # 3) HEPTACHLOR 25.29 21.26f 963 5599 0.000 0.001 # 4) ALDRIN 27.45f 23.35 3639 688 0.000 0.000 # 5) HEPTACHLOR EPOXI 31.89 29.00 928 2900 0.000 0.000 # 6) 4,4'-DDE 35.55f 31.91 4370 17621 0.001 0.002 # 7) DIELDRIN 35.55 32.73 4370 822 0.001 0.000 # 8) ENDRIN 37.48 0.00 1371 0 0.000 N.D. d# 9) METHOXYCHLOR 48.19f 0.00 3219 0 0.002 N.D. d#

{f)=RT Delta > 1/2 Window (#)=Amounts differ by > 25% (m)=manual int. 1103LB.D 011204P.M Tue Dec 11 08:35:56 2001 Page 1

NYC-WTC_000092214

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NYC-WTC_000092214Source: NYC Law Department, mirrored locally

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