GCMS reference standard results, sample AE11555, May-June 2002

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Data File : C:\MSDCHEM\1\DATA\052902\REFB0529.D Vial: 18 Acq On : 29 May 2002 4:11 pm Operator: Bohlk / Inst 213 Sample : REF2 5/23/02 Inst : Instrumen Mise Multipir: 1.00 MS Integration Params: rteint.p Quant Time: Jun 03 15:52:48 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 2228454 5.00 ug/L 0.00 9) Phenanthrene d-10 22.51 188 3328336 5.00 ug/L 0.00 19) Chrysene d-12 30.29 240 2070384 5.00 ug/L 0.00 25) p-Terphenyl d-14 27.39 244 2474190 5.00 ug/L 0.00

System Monitoring Compounds 2) 1,3-Dimethyl-2-nitrobenzen 13.11 134 628203 5.03 ug/L 0.00 Spiked Amount 5.000 Recovery = 100.60% 20) Triphenyl Phosphate 29.57 326 502673 5.71 ug/L 0.00 Spiked Amount 5.000 Recovery = 114.20% 21) Perylene D-12 34.30 264 1275214 4.62 ug/L 0.00 Spiked Amount 5.000 Recovery = 92.40% 26) Acenaphthene d-10 (surr) 18.19 164 2228454 4.05 ug/L 0.00 Spiked Amount 5.000 Recovery = 81.00% 27) Phenanthrene d-10 (surr) 22.51 188 3328336 , 4.33 ug/L 0.00 Spiked Amount 5.000 Recovery = 86.60% 28) Chrysene d-12 (surr) 30.29 240 2070384 4.12 ug/L 0.00 Spiked Amount * 5.000 Recovery = 82.40%

Target Compounds Qvalue 3) Hexachlorocyclopentadiene 15.68 237 294995 4.79 ug/L 98 4) Hexachlorobenzene 21.37 284 562876 4.47 ug/L 94 5) EPTC 16.16 128 1122574 5.60 ug/L 98 6) 2,6-Dinitrotoluene 17.75 165 407755 4.13 ug/L 97 7) 2,4-Dinitotoluene 18.90 165 508392 4.19 ug/L 88 8) Molinate 19.08 126 1719439 5.99 ug/L 96 10) Simazine 21.91 201 414911 4.60 ug/L 95 11) Atrazine 22.04 200 729908 5.74 ug/L 99 12) Alachlor 23.89 160 704179 5.54 ug/L 95 13) Terbacil 22.87 117 375972 6.12 ug/L 90 14) Acetochlor 23.68 146 527691 5.53 ug/L 89 15) Metribuzin 23.72 198 441285 3.43 ug/L 97 16) Metolachlor 24.82 162 2081962 4.98 ug/L 99 17) Butachlor 26.65 160 608062 5.31 ug/L 96 18) 4,4'-DDE 27.28 246 565231 4.87 ug/L 97 22) Bis (2-Ethylhexyl) adipate 29.52 129 1326531 5.12 ug/L 94 23) Bis (2-Ethylhexyl) phthala 30.95 149 2357105 5.64 ug/L 97 24) Benzo (a) pyrene 34.15 252 1306181 3.50 ug/L 98

(#) = qualifier out of range (m) = manual integration REFB0529.D 052802.M Mon Jun 03 15:52:58 2002 Page 1

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