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

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

NYC-WTC_000012585–000012587

Folder label: “525 NOT OVR SAMPLE

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NYC 9/11 Public Portal Document gudt. uauj.ua RCpOA L (21 REVLSwwUJ

Data File : C:\MSDCHEM\1\DATA\052902\11555.D Vial: 21 Acq On : 29 May 2002 6:31 pm Operator: Bohlk / Inst 213 Sample : SAMPLE 11555 5/23/02 Inst : Instrumen Mise Multipir: 1.00 MS Integration Params: rteint.p Quant Time: Jun 03 15:56:40 2002 Quant Results File: 052802.RES

Quant Method : C:\MSDCHEM\l\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-diO 18.19 164 2016122 5.00 ug/L 0.00 9) Phenanthrene d-10 22.51 188 2838112 5.00 ug/L 0.00 19) Chrysene d-12 30.29 240 1880511 5.00 ug/L 0.00 25) p-Terphenyl d-14 27.39 244 2281168 5.00 ug/L 0.00

System Monitoring Compounds 2) 1,3 -Dimethyl -2 -nitrobenzen 13.11 134 564136 4.99 ug/L 0.00 Spiked Amount 5.000 Recovery - 99.80% 20) Triphenyl Phosphate 29.57 326 476714 5.96 ug/L 0.00 Spiked Amount 5.000 Recovery = 119.20% 21) Perylene D-12 34.30 264 1251428 4.99 ug/L 0.00 Spiked Amount 5.000 Recovery = 99.80% 26) Acenaphthene d-10 (surr) 18.19 164 2016122 3.98 ug/L 0.00 Spiked Amount 5.000 Recovery = 79.60% 27) Phenanthrene d-10 (surr) 22.51 188 2838112 4.01 ug/L 0.00 Spiked Amount 5.000 Recovery = 80.20% 28) Chrysene d-12 (surr) 30.29 240 1880511 4.05 ug/L 0.00 Spiked Amount 5.000 Recovery = 81.00%

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 0.00 165 0 N.D. d 7) 2,4-Dinitotoluene 0.00 165 0 N.D. 8) Molinate 0.00 126 0 N.D. 10) Simazine 0.00 201 0 N.D. 11) Atrazine 0.00 200 0 N.D. 12) Alachlor 0.00 160 0 N.D. 13) Terbacil 0.00 117 0 N.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 0.00 246 0 N.D. 22) Bis (2-Ethylhexyl) adipate 0.00 129 0 N.D. d 23) Bis (2-Ethylhexyl) phthala 30.95 149 154862 1.05 ug/L 98 24) Benzo (a) pyrene 0.00 252 0 N.D.

(#) = qualifier out of range (m) = manual integration 11555.D 052802.M Mon Jun 03 15:57:14 2002 Page 1

NYC-WTC_000012586

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NYC-WTC_000012586Source: NYC Law Department, mirrored locally

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