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Document / 9 pages

Pesticide analysis results, sample AD27189, Dec 2001

Machine-extracted title · confidence 95%

Laboratory summary of pesticide concentrations for sample AD27189, showing surrogate recovery metrics in December 2001.

NYC-WTC_000090082–000090090

Folder label: “508 X 11/13/01 A 12/7/01

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NYC 9/11 Public Portal Document

Quantitation Report (QT Reviewed)

Signal #1 : C:\MSDCHEM\l\DATA\508\011207\27189.D\ECDlA.CH Vial: 62 Signal #2 : C:\MSDCHEM\l\DATA\508\011207\27189.D\ECD2B.CH Acq On : 08 Dec 2001 7:24 pm Operator: Nefliu Sample : sample Inst : Instrume Mise : Multiplr: 1.00 IntFile Signal #1: EVENTS.E IntFile Signal #2: events2.e Quant Time: Dec 18 16:36:58 2001 Quant Results File: 011208P.RES Quant Method : C:\MSDCHEM\1\METHODS\011208P.M (Chemstation Integrator) Title : 508 Chlorinated Pesticides Last Update : Mon Dec 17 10:38:25 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 14.46 15.05 542.6E6 433.5E6 0.166m 0.184 Spiked Amount 0.200 Recovery 83.00% 92.00%.

Target Compounds 1) Propachlor 9.13 8.57 17900082 5558680 0.035m 0.017m# 5) Heptachlor Epoxi 13.25 13.40 3539741 4236198 0.001m 0.001 # 6) 4,4-DDE 14.08 14.61 6793832 4803384 0.001m 0.001

(f)=RT Delta > 1/2 Window (#)=Amounts differ by > 25% (m)=manual int. 27189.D 011208P.M Tue Dec 18 16:37:43 2001 Page 1

NYC-WTC_000090083

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NYC-WTC_000090083Source: NYC Law Department, mirrored locally

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