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Pesticide and contaminant analysis results, Nov-Dec 2001

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Laboratory report showing non-detect results for various pesticides and organic contaminants in sample AD27232.

NYC-WTC_000057065–000057068
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NYC 9/11 Public Portal Document Quantitation Report (QT Reviewed)

Data File C:\MSDCHEM\1\DATA\120601\27233.D Vial: 38 * Acq On 7 Dec 2001 9:04 pm A Operator: McLean Sample 11/15 sample Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: BENZO.P Quant Time: Dec 12 14:25:46 2001 Quant Results File: 120501.RES

Quant Method : C:\MSDCHEM\l\5973N\120501.M (RTE Integrator) Title : Quantitation For Method 525.2 Last Update : Wed Dec 12 12:56:58 2001 Response via : Initial Calibration DataAcq Meth : 120501

Internal Standards R.T. Qlon Response Cone Units Dev(Min)

1) Acenaphthene-diO 18.32 164 6294447 5.00 ug/L 0.00 9) Phenanthrene D-10 22.65 188 10103948 5.00 ug/L 0.00 20) Chrysene D-12 30.43 240 6278292 5.00 ug/L 0.00

System Monitoring Compounds 2) 1,3-Dimethyl-2-nitrobenzen 13.23 134 1317308 3.94 ug/L 0.00 Spiked Amount 5.000 Recovery = 78.80% 19) Triphenyl Phosphate surr 29.70 326 1992461 5.69 ug/L 0.00 Spiked Amount 5.000 Recovery = 113.80% 21) Perylene D-12 surr 34.45 264 3732484 4.24 ug/L 0.00 Spiked Amount 5.000 Recovery = 84.80%

Target Compounds Qvalue 3) Hexachlorocyclopentadiene 0.00 237 0 N.D. 4) Hexachlorobenzene 0.00 284 0 N.D. 5) EPTC 0.00 128 0 N.D. 6) 2,6-Dinitrotoluene 17.93 165 146520 0.82 ug/L # 35 7) 2,4-Dinitotoluene 0.00 165 0 N.D. d 8) Molinate 19.24 126 5881 N.D. 10) Simazine 0.00 201 0 N.D. 11) Atrazine 0.00 200 0 N.D. 12) Alachlor 23.77 160 6158 N.D. 13) Terbacil 0.00 161 0 N.D. d 14) Acetochlor 0.00 146 0 N.D. 15) Metribuzin 0.00 198 0 N.D. 16) Metolachlor 24.94 162 8654 N.D. 17) Butachlor 26.76 160 41445 0.10 ug/L # 5 18) 4,4'-DDE 0.00 246 0 N.D. d 22) Bis (2-Ethylhexyl) adipate 29.62 129 49442 0.16 ug/L # 33 23) Bis (2-Ethylhexyl) phthala 31.07 149 1143524 0.88 ug/L 99 24) Benzo (a) pyrene 0.00 252 0 N.D. d

(#) = qualifier out of range (m) = manual integration 27277.D 120501.M Wed Dec 12 14:26:59 2001 Page 1

NYC-WTC_000057066

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NYC-WTC_000057066Source: NYC Law Department, mirrored locally

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