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Reference standard analysis, sample AD22542, Sept 2001

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Laboratory report listing reference standard results for organochlorine pesticides in sample AD22542 analyzed September 17-24, 2001.

NYC-WTC_000079019–000079024

Folder label: “508 9/17/01 9/28/01

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NYC 9/11 Public Portal Document Quantitation Report (QT Reviewed) Signal #1 C:\HPCHEM\1\DATA\5O8F\O1O923\O917REF.D\ECD1A.CH Vial: 30 Signal #2 C:\HPCHEM\1\DATA\5O8F\O1O923\O917REF.D\ECD2B.CH Acq On 23 Sep 2001 11:04 pm Operator: Nefliu Sample pest Inst : 104 Mise : Multiplr: 1.00 IntFile Signal #1: events.e IritFile Signal #2: events2.e Quant Time: Sep 27 11:04 2001 Quant Results File: 010923P.RES

Quant Method : C:\HPCHEM\1\METHODS\010923P.M (Chemstation Integrator) Title : 508 CHLORINATED PESTICIDES 9/6/00 Last Update : Fri Sep 21 08:05:39 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 37.75 34.67 825822 1146035 0.216 0.192m Spiked Amount 0.200 Recovery = 108.00% 96.00% Target Compounds 1) PROPACHLOR 17.50 16.33 236233 276185 0.354 0.318 2) g-BHC 23.89 21.45 1941831 2751859 0.287 0.249 3) HEPTACHLOR 26.62 22.90 637409 998146 0.136 0.120 4) ALDRIN 29.15 25.01 383845 498499 0.050 0.044 5) HEPTACHLOR EPOXI 32.94 30.09 1865845 2537136 0.287 0.250 6) 4,4'-DDE 36.29 33.09 4659244 6355940 0.692 0.605 7) DIELDRIN 36.63 33.78 895949 1306553 0.150 0.133 8) ENDRIN 38.83 34.81 866631 1123844 0.215 0.207m 9) METHOXYCHLOR 50.90 42.13 729980 1035246 0.429 0.456

(f)=RT Delta > 1/2 Window (#)=Amounts differ by > 25% (m)=manual int. 0917REF.D 010923P.M Thu Sep 27 11:04:52 2001 Page 1

NYC-WTC_000079021

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NYC-WTC_000079021Source: NYC Law Department, mirrored locally

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