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GCMS spiked sample results, sample AE11555, May-June 2002

Machine-extracted title · confidence 100%

Quality control spiked sample analysis for pesticide testing method 525.2, completed June 28, 2002, with recovery percentages for known pesticide analytes.

NYC-WTC_000012588–000012592

Folder label: “525 NOT OVR SAMPLE

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NYC 9/11 Public Portal Document Quantitation Report (Not Reviewed)

Data File : C:\MSDCHEM\1\DATA\052902\11555MS.D Vial: 23 * Acq On : 29 May 2002 7:16 pm Operator: Bohlk / Inst 213 Sample : SAMPLE 11555 MS 5/23/02 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: rteint.p Quant Time: Jun 03 15:58:01 2002 Quant Results File: 052802.RES

Quant Method : C:\MSDCHEM\1\5973N\052802.M (RTE Integrator) Title : Quantitation For Method 525.2 Last Update : Mon Jun 03 15:34:22 2002 Response via : Initial Calibration DataAcq Meth : 052802

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

1) Acenaphthene-dlO 18.19 164 2191658 5.00 .ug/L 0.00 9) Phenanthrene d-10 22.51 188 3213490 5.00 ug/L 0.00 19) Chrysene d-12 30.29 240 1988991 5.00 ug/L 0.00 25) p-Terphenyl d-14 27.39 244 2257643 5.00 ug/L 0.00

System Monitoring Compounds 2) 1,3-Dimethyl-2-nitrobenzen 13.11 134 603859 4.91 ug/L 0.00 Spiked Amount 5.000 Recovery ss 98.20% 20) Triphenyl Phosphate 29.57 326 487696 5.77 ug/L 0.00 Spiked Amount 5.000 Recovery = 115.40% 21) Perylene D-12 34.31 264 1215284 4.59 ug/L 0.00 Spiked Amount 5.000 Recovery = 91.80% 26) Acenaphthene d-10 (surr) 18.19 164 2191658 4.37 ug/L 0.00 Spiked Amount 5.000 Recovery = 87.40% 27) Phenanthrene d-10 (surr) 22.51 188 3213490 , 4.58 ug/L 0.00 Spiked Amount 5.000 Recovery = 91.60% 28) Chrysene d-12 (surr) 30.29 240 1988991 4.33 ug/L 0.00 Spiked Amount 5.000 Recovery = 86.60%

Target Compounds Qvalue 3) Hexachlorocyclopentadiene 15.68 237 314833 5.11 ug/L 99 4) Hexachlorobenzene 21.37 284 559149 4.51 ug/L 94 5) EPTC 16.16 128 1079778 5.48 ug/L 99 ) 6) 2,6-Dinitrotoluene 17.75 165 381356 3.97 ug/L 96 7) 2,4-Dinitotoluene 8) Molinate 18.90 19.08 165 126 472846 1651786 4.02 ug/L 5.85 ug/L 86 97 . 5 10) Simazine 21.92 201 388891 4.48 ug/L 95 11) Atrazine 22.04 200 664745 5.41 ug/L 99 12) Alachlor 23.89 160 679456 5.53 ug/L 99 13) Terbacil 22.87 117 372197 6.24 ug/L 96 14) Acetochlor 15) Metribuzin 16) Metolachlor 23.68 23.71 24.82 146 198 162 511895 413751 2001772 5.55 ug/L 3.35 ug/L 4.96 ug/L 92 97 98 S.o 17) Butachlor 26.65 160 614019 5.54 ug/L 97 18) 4,4'-DDE 27.28 246 549548 4.91 ug/L 92 22) Bis (2-Ethylhexyl) adipate 29.51 129 1411221 5.57 ug/L 96 23) Bis (2-Ethylhexyl) phthala 30.95 149 2244283 5.60 ug/L 98 24) Benzo (a) pyrene 34.15 252 1483448 4.06 ug/L 98

(#) = qualifier out of range (m) = manual integration 11555MS.D 052802.M Mon Jun 03 15:58:02 2002 Page 1

NYC-WTC_000012590

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NYC-WTC_000012590Source: NYC Law Department, mirrored locally

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