GCMS surrogate recovery results for sample AE00316, Jan 2002

NYC 9/11 Public Portal Document Data File : C:\MSDCHEM\1\5973N\02JAN10\00316.D Vial: 3 Acq On : 10 Jan 2002 10:07 am Operator: Sample : 508 scan ext 1/7 Inst : Instrumen Mise : January 10, 2002 Multiplr: 1.00 MS Integration Params: SPLIT.P Quant Time: Jan 10 11:46:27 2002 Quant Results File: SCAN508.RES Quant Method : C:\MSDCHEM\1...\SCAN508 .M (RTE Integrator) Title : 508 scan method Last Update : Thu Jan 10 11:01:02 2002 Response via : Initial Calibration DataAcq Meth : SCAN508

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

1) 1,4-Dichlorobenzene-d4 9.72 152 1085080 20.00 ug/L 0.00 10) Naphthalene-d8 13.19 136 4599799 20.00 ug/L -0.02 17) Acenaphthene-diO 18.34 164 2359966 20.00 ug/L -0.01 29) Phenanthrene-dlO 22.63 188 3796395 20.00 ug/L -0.03 38) Chrysene-dl2 30.49 240 3216573 20.00 ug/L -0.02 44) Perylene-dl2 34.40 264 2228404 20.00 ug/L -0.01 System Monitoring Compounds 37) 2,4-DDD 27.73 235 338043 5.63 ug/L 0.00 Spiked Amount 5.000 Recovery = 112.60%

Target Compounds \ Qvalue 2) n-Nitroso-dimethylamine 3.60 74 10507 0.23 ug/L + 13 3) bis (2-Chloroethyl) ether 9.05 93 32622 0.06 ug/L # 12 4) 1,3-Dichlorobenzene 0.00 146 N.D. 5) 1,4-Dichlorobenzene 0.00 146 N.D. 6) 1,2-Dichlorobenzene 0.00 146 0 N.D. 7) 2,2'-oxybis (1-Chloropropa 0.00 45 0 N.D. 8) n-Nitroso-di-n-propylamine 0.00 70 0 N.D. 9) Hexachloroethane 0.00 117 0 N.D. 11) Nitrobenzene 0.00 77 0 N.D. 12) Isophorone 12.07 82 9416 0.06 ug/L 94 13) bis (2-Chloroethoxy)methane 0.00 93 0 N.D. 14) 1,2,4-Trichlorobenzene 0.00 180 0 \N.D. 15) Naphthalene 13.25 128 11358 0.05 ug/L 92 16) Hexachlorobutadiene 0.00 225 0 N.D. 18) Hexachlorocyclopentadiene 0.00 237 0 ND. 19) 2-Chloronaphthalene 0.00 162 0 N.D. 20) Dimethylphthalate 17.88 163 25311 0.16 ug/L 87 21) 2,6-Dinitrotoluene 18.34 165 302588 9.95 ug/L + 17 22) Acenaphthylene 17.86 152 5078 0.03 ug/L i 82 23) Acenaphthene 0.00 153 0 N.D. 24) 2,4-Dinitrotoluene 0.00 165 0 N.D.\ 25) Diethylphthalate 20.00 149 34803 0.23 ug/L 94 26) 4-Chlorophenyl-phenylether 0.00 204 0 N.D. \ 27) Fluorene 19.91 166 5516 0.04 ug/L # 90 28) Azobenzene/1,2-Diphenylhyd 20.46 77 8937 0.05 ugxL # 84 30) N-nitrosodiphenylamine 20.43 169 8459 0.09 ug/L 98 31) 4-Bromophenyl-phenylether 0.00 248 0 N.D. \ 32) Hexachlorobenzene 0.00 284 0 N.D. \ 33) Phenanthrene 22.69 178 28932 0.14 ug/L 99 34) Anthracene 22.82 178 28786 0.14 ug/L\ 99 --------- \--- (#) = qualifier out of range (m) = manual integration \ 00316.D SCAN508.M Thu Jan 10 11:46:27 2002 Page 1

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