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GCMS blank results for volatile organics, April 2002

Machine-extracted title · confidence 100%

Blank run report confirming absence of target compounds below detection limits for sample AE06991 on April 6, 2002.

NYC-WTC_000040060–000040068

Folder label: “GCMS X 3/26/02 A 4/6/02

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NYC 9/11 Public Portal Document Quantitation Report (QT Reviewed) a *» Data File C:\HPCHEM\1\DATA\APR04 0 5\LBA.D Vial: 16 * Acq On 6 Apr 2002 7:42 am Operator: Sample gc/ms scan 3/26 Inst :GC/MS 2 09 Mise Multiply: 2.00) MS Integration Params: GOOFY.P Quant Time: Apr 15 14:23 2002 Quant Results File: GCMS0408.RES

Quant Method : C:\HPCHEM\1\METHODS\GCMS0408.M (RTE Integrator) Title : 209 625/TCLP calibration table Last Update : Mon Apr 15 14:10:52 2002 Response via : Initial Calibration DataAcq Meth : GCMS0403

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

1) 1,4-Dichlorobenzene-d4 12.25 152 398982 20.00 ug/1 0.00 10) Naphthalene-d8 15.88 136 1467615 20.00 ug/1 -0.03 17) Acenaphthene-diO 21.19 164 833986 20.00 ug/1 -0.02 30) Phenanthrene-diO 25.63 188 1148781 20.00 ug/1 -0.03 39) Chrysene-dl2 33.69 240 534002 20.00 ug/1 -0.03 45) Perylene-dl2 37.93 264 281664 20.00 ug/1 -0.02

System Monitoring Compounds 28) TCMX 23.33 209 25435 11.32 ug/mL 0.00 Spiked Amount 10,000 Recovery = 113.20% 38) 2,4-DDD 0.00 235 0 0.00 ug/mL Spiked Amount 5.000 Recovery = 0.00%

Target Compounds Qvalue 2) N-nitroso-dimethyl amine 5.92 74 219 N.D. 3) bis(2-Chloroethyl)ether 11.66 93 229 N.D. 4) 1,3-Dichlorobenzene 12.14 146 209 N.D. 5) 1,4-Dichlorobenzene 12.29 146 322 N.D. 6) 1,2-Dichlorobenzene 0.00 146 0 N.D. 7) 2,21 -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 13.48 77 374 N.D. 12) Isophorone 14.60 82 1417 N.D. 13) bis(2-Chloroethoxy)methane 15.27 93 248 N.D. 14) 1,2,4-Trichlorobenzene 15.77 180 484 N.D. 15) Naphthalene 15.94 128 1649 N.D. 16) Hexachlorobutadiene 0.00 225 0 N.D. 18) Hexachlorocyclopentadiene 0.00 237 0 N.D. 19) 2-Chloronaphthalene 19.46 162 1121 N.D. 20) Dimethylphthalate 20.54 163 1090 N.D. 21) 2,6-Dinitrotoluene 0.00 165 0 N.D. d 22) Acenaphthylene 20.72 152 1262 N.D. 2 3) Acenaphthene 21.28 153 13 86 N.D. 24) 2,4-Dinitrotoluene 0.0 0 165 0 N.D. 25) Diethylphthalate 22.67 149 1357 N.D. 26) 4-Chlorophenyl-phenylether 22.83 204 440 N.D. 27) Fluorene 22.80 166 1023 N.D. 29) Azobenzen/ 1,2-Diphenylhyd 0.00 77 0 N.D. 31) N-Nitrosodiphenylamine 23.23 168 177 N.D. 32) 4-Bromophenyl-phenylether 0.00 248 0 N.D.

(#) = qualifier out of range (m) = manual integration LBA.D GCMS0408.M Mon Apr 15 14:23:18 2002 Page 1

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