GCMS blank analysis report sample AE12098, June 2002

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Laboratory blank report for GCMS analysis of volatile organic compounds conducted on May 31, 2002.

NYC-WTC_000014863–000014870

Folder label: “GCMS X 5/29/02 A 5/31/02”

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NYC 9/11 Public Portal Document Quantitation Report (QT Reviewed)

Data File : C:\HPCHEM\1\DATA\MAY3 102\LB.D Vial: 3 Acq On : 31 May 2002 1:54 pm Operator: Morgan Sample : gc/ms scan 5/29 Inst : 209 Mise Multiplr: 1.00 MS Integration Params: GOOFY.P Quant Time: Jun 3 9:22 2002 Quant Results File:,GCMS0531 .RES *e- Quant Method : C:\HPCHEM\1\METHODS\GCMS0531.M (RTE Integrator) Title : 209 625/TCLP Calibration table Last Update : Fri May 31 09:43:55 2002 Response via : Initial Calibration DataAcq Meth : GCMS0531

Internal Standards R.T. Qlon Response Cone Units Dev(Min) 1) 1,4-Dichlorobenzene-d4 12.07 152 464616 40.00 ug/1 -0.01 10) Naphthalene-d8 15.69 136 1880290 40.00 ug/1 -0.02 17) Acenaphthene-diO 20.99 164 887383 40.00 ug/1 -0.01 3 0) Phenanthrene-dl0 25.42 188 1408330 40.00 ug/1 -0.01 38) Chrysene-dl2 33.47 240 876536 40.00 ug/1 -0.03 44) Perylene-dl2 37.66 264 563796 40.00 ug/1 -0.02 System Monitoring Compounds 28) TCMX 23.14 209 213021 34.70 ug/L -0.01 Spiked Amount 40.000 Recovery 86.75% Target Compounds Qvalue 2) N-nitrosodimethylamine 0.00 74 0 N.D. 3) bis(2-Chloroethyl)ether 0.00 93 0 N.D. 4) 1,3-Dichlorobenzene 11.97 146 573 N.D. 5) 1,4-Dichlorobenzene 12.11 146 462 N.D. 6) 1,2-Dichlorobenzene 12.63 146 185 N.D. 7) 2,2'-oxybis(1-Chloropropan 0.00 45 0 N.D. 8) N-Nitrosodi-n-propylamine 0.00 70 0 N.D. 9) Hexachloroethane 13.48 117 290 N.D. 11) Nitrobenzene 0.00 77 0 N.D. 12) 1sophorone 0.00 82 0 N.D. 13) bis(2-Chloroethoxy)methane 0.00 93 0 • N.D. 14) 1,2,4-Trichlorobenzene 15.58 180 208 N.D. 15) Naphthalene 15.75 128 728 N.D. 16) Hexachlorobutadiene 16.32 225 724 N.D. 18) Hexachlorocyclopentadiene 0.00 237 0 N.D. 19) 2-Chloronaphthalene 0.00 162 0 N.D. 20) Dimethylphthalate 0.00 163 0 N.D. 21) 2,6 -Dinitrotoluene 0.00 165 0 N.D. d 22) Acenaphthylene 0.00 152 0 N.D. 2 3) Acenaphthene 0.00 153 0 N.D. 24) 2,4-Dinitrotoluene 0.00 165 0 N.D. 25) Diethylphthalate 22.50 149 662 N.D. 26) 4-Chlorophenylphenylether 23.13 204 1462 N.D. 27) Fluorene 0.00 166 0 N.D. 29) Azobenzene 0.00 77 0 N.D. 31) N-Nitrosodiphenylamine 23.14 168 694 N.D. 32) 4-Bromophenylphenylether 0.00 248 0 N.D. 33) Hexachlorobenzene 0.00 284 0 N.D. 3 4) Phenanthrene 25.43 178 495 N.D. (#) = qualifier out of range (m) = manual integration LB.D GCMS0531.M Mon Jun 03 09:23:07 2002 Page 1

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