Reference standard results, sample AE11755, May 2002

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

Data File : C:\MSDCHEM\1\DATA\051302\TWMSD513.D Vial: 19 Acq On : 14 May 2002 2:10 am Operator: Bohlk / Inst 213 Sample : TAP WATER MSD 5/10/02 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: rteint.p Quant Time: May 14 10:33:10 2002 Quant Results File: 050802.RES

Quant Method : C:\MSDCHEM\l\5973N\050802.M (RTE Integrator) Title : Quantitation For Method 525.2 Last Update : Tue May 14 09:56:07 2002 Response via : Initial Calibration DataAcq Meth : 050802

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

1) Acenaphthene-dl0 18.21 164 1227118 5.00 ug/L 0.00 9) Phenanthrene d-10 22.54 188 1946584 5.00 ug/L 0.00 19) Chrysene d-12 30.32 240 1102478 5.00 ug/L 0.00 25) p-Terphenyl d-14 27.42 244 1354782 5.00 ug/L 0.00

System Monitoring Compounds 2) 1,3-Dimethyl-2-nitrobenzen 13.13 134 370818 5.08 ug/L 0.00 Spiked Amount 5.000 Recovery = 101.60% 20) Triphenyl Phosphate 29.60 326 300190 5.52 ug/L 0.00 Spiked Amount 5.000 Recovery = 110.40% 21) Perylene D-12 34.33 264 554710 3.52 ug/L 0.00 Spiked Amount 5.000 Recovery = 70.40% 26) Acenaphthene d-10 (surr) 18.21 164 1227118 3.63 ug/L 0.00 Spiked Amount 5.000 Recovery = 72.60% 27) Phenanthrene d-10 (surr) 22.54 188 1946584 4.02 ug/L 0.00 Spiked Amount 5.000 Recovery = 80.40% 28) Chrysene d-12 (surr) 30.32 240 1102478 3.58 ug/L 0.00 Spiked Amount 5.000 Recovery = 71.60%

Target Compounds Qvalue 3) Hexachlorocyclopentadiene 15.71 237 194568 4.83 ug/L 98 4) Hexachlorobenzene 21.40 284 334523 4.73 ug/L 97 5) EPTC 16.18 128 655032 5.55 ug/L 96 6) 2,6-Dinitrotoluene 17.78 165 229246 3.95 ug/L 81 7) 2,4-Dinitotoluene 18.92 165 296617 4.13 ug/L 97 8) Molinate 19.10 126 995778 5.85 ug/L 98 10) Simazine 21.94 201 252730 4.69 ug/L 96 11) Atrazine 22.06 200 428693 5.36 ug/L 98 12) Alachlor 23.92 160 429380 5.42 ug/L 90 13) Terbacil 22.89 117 245509 6.02 ug/L 96 14) Acetochlor 23.71 146 319584 5.35 ug/L 95 15) Metribuzin 23.74 198 287022 3.35 ug/L 100 16) Metolachlor 24.84 162 1282480 5.30 ug/L 90 17) Butachlor 26.68 160 392280 5.58 ug/L 96 18) 4,4'-DDE 27.31 246 327783 4.62 ug/L 91 22) Bis (2-Ethylhexyl) adipate 29.53 129 871343 4.99 ug/L 95 23) Bis (2-Ethylhexyl) phthala 30.99 149 1814065 7.62 ug/L 99 24) Benzo (a) pyrene 34.18 252 359651 1.80 ug/L 98

(#) = qualifier out of range (m) = manual integration TWMSD513.D 050802.M Tue May 14 10:33:26 2002 Page 1

NYC-WTC_000016012