GCMS blank analysis results, Sample AE04417, Mar 2002

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Laboratory report for GC/MS blank analysis of sample AE04417 conducted on March 22, 2002.

NYC-WTC_000012295–000012304

Folder label: “GCMS X 3-1-02 A 3-21-02”

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NYC 9/11 Public Portal Document

Quantitation Report (QT Reviewed) • ’

Data File : C:\HPCHEM\1\DATA\MAR2102\LB.D Vial: 3 Acq On : 21 Mar 2002 1:15 pm Operator: Sample : gc/ms scan 3/1 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: GOOFY.P Quant Time: Mar 22 8:40 2002 Quant Results File: GCMS0308.RES

Quant Method : C:\HPCHEM\1\METHODS\GCMS0308.M (RTE Integrator) Title : 209 625/TCLP calibration table Last Update : Fri Mar 08 08:54:27 2002 Response via : Initial Calibration DataAcq Meth : GCMS0308

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

1) 1,4-Dichlorobenzene-d4 12.26 152 547048 20.00 ug/1 -0.09 10) Naphthalene-d8 15.91 136 2146524 20.00 ug/1 -0.09 17) Acenaphthene-diO 21.21 164 1148632 20.00 ug/1 -0.10 29) Phenanthrene-diO 25.66 188 1707199 20.00 ug/1 -0.11 38) Chrysene-dl2 33.73 240 1040702 20.00 ug/1 -0.12 44) Perylene-dl2 37.98 264 633813 20.00 ug/1 -0.14

System Monitoring Compounds 37) 2,4-DDD 30.73 235 71280 5.74 ug/mL 0.24 Spiked Amount 5.000 Recovery = 114.80%

Target Compounds Qvalue 2) N-nitroso-dimethyl amine 5.92 74 448 N.D. 3) bis(2-Chloroethyl)ether 11.67 93 614 N.D. 4) 1,3-Dichlorobenzene 12.17 146 769 N.D. 5) 1,4-Dichlorobenzene 12.32 146 763 N.D. 6) 1,2-Dichlorobenzene 12.83 146 727 N.D. 7) 2,2'-oxybis(1-Chloropropan 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 13.97 77 410 N.D. 12) Isophorone 14.61 82 1311 N.D. 13) bis(2-Chloroethoxy)methane 15.28 93 633 N.D. 14) 1,2,4-Trichlorobenzene 15.79 180 541 N.D. 15) Naphthalene 15.96 128 3025 N.D. 16) Hexachlorobutadiene 16.50 225 311 N.D. 18) Hexachlorocyclopentadiene 0.00 237 0 N.D. 19) 2-Chloronaphthalene 19.48 162 1451 N.D. 20) Dimethylphthalate 20.56 163 1525 N.D. 21) 2,6-Dinitrotoluene 0.00 165 0 N.D. 22) Acenaphthylene 20.75 152 1606 N.D. 2 3) Acenaphthene 21.30 153 1681 N.D. 24) 2,4-Dinitrotoluene 0.00 165 0 N.D. 25) Diethylphthalate 22.69 149 1321 N.D. 26) 4-Chlorophenyl-phenylether 22.84 204 615 N.D. 27) Fluorene 22.83 166 1489 N.D. 28) Azobenzen/ 1,2-Diphenylhyd 0.00 77 0 N.D.

(#) = qualifier out of range (m) = manual integration LB.D GCMS0308.M Fri Mar 22 08:41:11 2002 Page 1

NYC-WTC_000012296

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