GC/MS results for unknown compounds and surrogates, sample AE10901, May

NYC 9/11 Public Portal Document QUdIIL.L LdtLOI RCDOL L VL ncvicwcu;

Data File : C:\MSDCHEM\1\DATA\051402\10901.D Vial: 8 Acq On : 14 May 2002 7:12 pm Operator: Mclean Sample : 5/10 kb Inst Instrumen Mise : Multiplr: 1.00 MS Integration Params: EVENTS.E Quant Time: May 16 14:35:15 2002 Quant Results File: 050102.RES

Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Last Update : Thu May 16 14:34:28 2002 Response via : Initial Calibration DataAcq Meth : 508SCAN

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

1) 1,4-Dichlorobenzene-d4 9.94 152 5574512 40.00 ug/L 0.00 10) Napthalene-d8 13.43 136 22251464 40.00 ug/L 0.00 17) Acenapthalene-dlO 18.57 164 11959554 40.00 ug/L 0.00 29) Phenanthranene-dlO 22.95 188 17253657 40.00 ug/L 0.00 37) Chrysene-dl2 30.81 240 12154219 40.00 ug/L 0.00 43) Perylene-dl2 34.71 264 7620693 40.00 ug/L 0.00

System Monitoring Compounds 27) TCMX 20.55 209 2886040 39.75 ug/L 0.00 Spiked Amount 40.000 Recovery 99.38%

Target Compounds Qvalue 2) n-nitros-dimethyl amine 0.00 74 0 N.D. 3) bis(2-Chloroethyl)ether 0.00 93 0 N.D. 4) 1,3-Dichlorobenzene 0.00 146 0 N.D. 5) 1,4-Dichlorobenzene 0.00 146 0 N.D. 6) 1,2-Dichlorobenzene 0.00 146 0 N.D. 7) 2,2'oxybi s(1-Chloropropane 0.00 45 0 N.D. 8) N-nitroso-di-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 0.00 82 0 N.D. 13) bis(2-Chloroethoxy) methan 0.00 93 0 N.D. 14) 1,2,4-Trichlorobenzene 0.00 180 0 N.D. 15) Napthalene ■0.00 128 0 N.D. 16) Hexachlorobutadiene 0.00 225 0 N.D. 18) 2-Chloronaphthalene 0.00 162 0 N.D. 19) Dimethylphthalate 0.00 163 0 N.D. 20) 2,6-Dinitrotoluene 0.00 165 0 N.D. 21) Acenapthylene 0.00 152 0 N.D. 22) Acenapthalene 0.00 153 0 N.D. 23) 2,4-Dinitrotoluene 0.00 165 0 N.D. 24) Diethylphthalate 0.00 149 0 N.D. 25) 4-Chlorophenyl-phenylether 20.55 204 17381 N.D. 26) Fluorene 0.00 166 0 N.D. 28) Azobenzene 20.55 77 51493 N.D. 30) Nnitrosodiphenylamine 20.55 169 56229 0.27 ug/L # 60 31) 4-Bromophenyl-phenylether 0.00 248 0 N.D. 32) Hexachlorobenzene 0.00 284 0 N.D. 33) Phenanthrene 0.00 178 0 N.D. 34) Anthracene 0.00 178 0 N.D. 35) Di-n-butylphthalate 25.09 149 25219 N.D.

(#) = qualifier out of range (m) = manual integration 10901.D 050102.M Thu May 16 14:35:28 2002 Page 1

NYC-WTC_000023873