GCMS blank results for sample AE00277, Jan 2002

NYC 9/11 Public Portal Document Data File : C:\MSDCHEM\l\5973N\02JAN09\0107BLA.D Vial: 1 Acq On : 9 Jan 2002 5:19 pm Operator: . Sample : lab blank 1/7 a Inst : Instrumen Mise : January 9, 2002 Multiplr: 1.00 MS Integration Params: SPLIT.P Quant Time: Jan 10 08:37:43 2002 Quant Results File: SCAN508.RES

Quant Method : C:\MSDCHEM\1...\SCAN508.M (RTE Integrator) Title : 508 scan method Last Update : Wed Jan 09 12:49:14 2002 Response via : Initial Calibration DataAcq Meth : SCAN508

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

1) 1,4-Dichlorobenzene-d4 9.71 152 1423263 20.00 ug/L 0.00 10) Naphthalene-d8 13.19 136 6098009 20.00 ug/L -0.02 17) Acenaphthene-dlO 18.34 164 3111564 20.00 ug/L -0.01 29) Phenanthrene-dlO 22.63 188 5110911 20.00 ug/L -0.03 38) Chrysene-dl2 30.49 240 4548104 20.00 ug/L -0.02 44) Perylene-dl2 34.42 264 3271754 20.00 ug/L 0.00

System Monitoring Compounds 37) 2,4-DDD 27.73 235 438036 5.42 ug/L 0.00 Spiked Amount 5.000 Recovery = 108.40%

Target Compounds Qvalue 2) N-nitroso-dimethylamine 3.59 74 11834 0.20 ug/L # 13 3) bis (2-Chloroethyl) ether 9.25 93 10839 Below Cal 73 4) 1,3-Dichlorobenzene 9.61 146 8504 0.08 ug/L 97 5) 1,4-Dichlorobenzene 9.76 146 9326 0.09 ug/L 89 6) 1,2-Dichlorobenzene 10.24 146 8958 0.09 ug/L 93 7) 2,2'-oxybis (1-Chloropropa 10.68 45 12807 0.08 ug/L # 46 8) N-nitroso-di-n-propylamine 11.08 70 .5645 0.08 ug/L # 56 9) Hexachloroethane 0.00 117 0 N.D. 11) Nitrobenzene 11.35 77 6395 0.06 ug/L 92 12) Isophorone 12.07 82 10826 0.05 ug/L 99 13) bis (2-Chloroethoxy) metha 12.77 93 12170 0.10 ug/L 86 14) 1,2,4-Trichlorobenzene 13.11 180 9009 0.11 ug/L 96 15) Naphthalene 13.25 128 35683 0.12 ug/L 95 16) Hexachlorobutadiene 0.00 225 0 N.D. 18) Hexachlorocyclopentadiene 0.00 237 0 N.D. 19) 2-Chloronaphthalene 16.65 162 15694 0.09 ug/L 87 20) Dimethylphthalate 17.90 163 14760 0.07 ug/L 91 21) 2,6-Dinitrotoluene 18.34 165 393274 9.81 ug/L # 17 22) Acenaphthylene 17.86 152 13368 0.05 ug/L 87 23) Acenaphthene 18.42 153 18249 0.10 ug/L 90 24) 2,4-Dinitrotoluene 0.00 165 0 N.D. 25) Diethylphthalate 20.00 149 15186 0.08 ug/L 96 26) 4-Chlorophenyl-phenylether 20.03 204 7828 0.09 ug/L 90 27) Fluorene 19.91 166 13793 0.07 ug/L 87 28) Azobenzene 20.46 77 12229 0.05 ug/L 88 30) N-nitrosodiphenylamine 20.43 169 8279 0.06 ug/L 98 31) 4-Bromophenyl-phenylether 0.00 248 0 N.D. 32) Hexachlorobenzene 21.77 284 5400 0.10 ug/L 94 33) Phenanthrene 22.69 178 33875 0.12 ug/L 95 34) Anthracene 22.82 178 23274 0.09 ug/L 94

(#) = qualifier out of range (m) = manual integration 0107BLA.D SCAN508.M Thu Jan 10 08:37:44 2002 Page 1

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