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Pesticide and PCB analysis results, sample AD26984, Nov-Dec 2001

Machine-extracted title · confidence 95%

Laboratory analysis of environmental sample AD26984 for organochlorine pesticides and PCBs, with most results below method detection limits and 2,4-DDD detected at 0.17 µg.

NYC-WTC_000090745–000090754

Folder label: “508 X 11/8/01 A 12/5/01

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Scanned page image, NYC-WTC_000090752
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Quantitation Report (QT Reviewed)

Signal #1 : C:\HPCHEM\l\DATA\508104\011203\26984.D\ECDlA.CH Vial: 72 Signal #2 : C:\HPCHEM\l\DATA\508104\011203\26984.D\ECD2B.CH Acq On : 5 Dec 2001 1:28 am Operator: Nefliu Sample : sample Inst : 104 Mise : Multiplr: 1.00 IntFile Signal #1: events.e IntFile Signal #2: events2.e Quant Time: Dec 20 11:19 2001 Quant Results File: PCB1248.RES

Quant Method : C:\HPCHEM\1\METHODS\508104\PCB1248.M (Chemstation Integrator Title : 508 CHLORINATED PESTICIDES 4/23/99 Last Update : Thu Dec 20 11:14:20 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 6) S 2,4-DDD SURROGAT 36.09 33.62 1013307 1044036 0.174 0.181 Spiked Amount 0.200 Recovery 87.00% 90.50%

Target Compounds 1) PEAK 1 29.98 17.67 22220 2609 0.049 0.012 # 2) PEAK 2 31.31 21.02 1602 6152 0.003 0.010 # 3) PEAK 3 31.90 25.28 21006 10389 0.038 0.017 # 4) PEAK 4 33.07f 27.82 74056 32859 0.161 0.107 # 5) PEAK 5 35.58 32.39 11644 5823 0.047 0.022 #

(f)=RT Delta > 1/2 Window (#)=Amounts differ by > 25% (m)=manual int. 26984.D PCB1248.M Thu Dec 20 11:19:27 2001 Page 1

NYC-WTC_000090752

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NYC-WTC_000090752Source: NYC Law Department, mirrored locally

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