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← Document results/DEP Box 30/525 X 11/21/01 A 12/11/01 + REANALYSIS 1/25/02
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Sample AD28104 Method 525.2 analysis, Jan 2002

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Laboratory results for sample AD28104 analyzing pesticides and organic contaminants using Method 525.2.

NYC-WTC_000055457–000055462

Folder label: “525 X 11/21/01 A 12/11/01 + REANALYSIS 1/25/02

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NYC 9/11 Public Portal Document Quantitation Report (QT Reviewed)

Data File : C:\MSDCHEM\1\DATA\121001B\28104.D Vial: 20 Acq On : 11 Dec 2001 6:27 am Operator: McLean Sample : sample Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: BENZO.P Quant Time: Dec 11 07:04:50 2001 Quant Results File: 120501.RES

Quant Method : C:\MSDCHEM\l\5973N\120501.M (RTE Integrator) Title : Quantitation For Method 525.2 Last Update : Thu Dec 06 10:31:04 2001 Response via : Initial Calibration DataAcq Meth : 120501

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

1) Acenaphthene-dlO 18.33 164 6037776 5.00 ug/L 0.02 9) Phenanthrene D-10 22.66 188 10283239 5.00 ug/L 0.02 20) Chrysene D-12 30.44 240 6014694 5.00 ug/L 0.02

System Monitoring Compounds 2) 1,3-Dimethyl-2-nitrobenzen 13.24 134 1433838 4.47 ug/L 0.02 Spiked Amount 5.000 Recovery = 89.40% 19) Triphenyl Phosphate surr 29.70 326 2020247 5.67 ug/L 0.00 Spiked Amount 5.000 Recovery = 113.40% 21) Perylene D-12 surr 34.46 264 3643266 4.32 ug/L 0.02 Spiked Amount 5.000 Recovery = 86.40%

Target Compounds Qvalue 3) Hexachlorocyclopentadiene 0.00 237 0 N.D. 4) Hexachlorobenzene 21.52 284 25756 0.06 ug/L # 73 5) EPTC 0.00 128 0 N.D. 6) 2,6-Dinitrotoluene 0.00 165 0 N.D. d 7) 2,4-Dinitotoluene 19.05 165 11583 0.32 ug/L # 44 8) Molinate 19.23 126 5691 0.01 ug/L # 1 10) Simazine 0.00 201 0 N.D. 11) Atrazine 0.00 200 0 N.D. 12) Alachlor 23.78 160 5925 0.02 ug/L # 1 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 0.00 162 0 N.D. 17) Butachlor 0.00 160 0 N.D. d 18) 4,4'-DDE 27.41 246 15425 0.04 ug/L 87 22) Bis (2-Ethylhexyl) adipate 29.62 129 34418 0.15 ug/L # 4 23) Bis (2-Ethylhexyl) phthala 31.07 149 235335 0.32 ug/L 86 24) Benzo (a) pyrene 0.00 252 0 N.D. d

(#) = qualifier out of range (m) = manual integration 28104.D 120501.M Thu Jan 10 12:09:42 2002 Page 1

NYC-WTC_000055458

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NYC-WTC_000055458Source: NYC Law Department, mirrored locally

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