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← Document results/DEP Box 16/GCMS X 12/26/01 A 1/15-1/16/02
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GCMS blank analysis results, February 2002

Machine-extracted title · confidence 90%

Laboratory blank report confirming no detectable contamination for nitrosamines and chlorinated solvents during the run.

NYC-WTC_000016078–000016086

Folder label: “GCMS X 12/26/01 A 1/15-1/16/02”

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NYC 9/11 Public Portal Document

Quantitation Report (QT Reviewed)

Data File : C:\HPCHEM\1\DATA\JAN1502\LB.D Vial: 4 Acq On : 15 Jan 2002 12:52 pm Operator: 209 GALOS Sample : gc/ms scan 12/26 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: RTEINT.P Quant Time: Feb 4 12:44 2002 Quant Results File: GCMS1126.RES

Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title :. 209 625/TCLP calibration table Last Update : Tue Jan 22 11:56:23 2002 Response via : Initial Calibration DataAcq Meth : GCMS0103

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

1) 1,4-Dichlorobenzene-d4 11.50 152 657921 20.00 ug/1 -0.20 10) Naphthalene-d8 15.09 136 2553190 20.00 ug/1 -0.22 17) Acenaphthene-diO 20.36 164 1265310 20.00 ug/1 -0.22 29) Phenanthrene-diO 24.78 188 1684798 20.00 ug/1 -0.22 38) Chrysene-dl2 32.80 240 990098 20.00 ug/1 -0.23 44) Perylene-dl2 36.87 264 600275 20.00 ug/1 -0.25

System Monitoring Compounds 37) 2,4-DDD 29.85 235 93732 5.06 ug/mL -0.22 Spiked Amount 5.000 Recovery = 101.20%

Target Compounds Qvalue 2) N-nitroso-dimethyl amine 5.18 74 270 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'-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 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 0.00 180 0 N.D. 15) Naphthalene 15.15 128 1919 N.D. 16) Hexachlorobutadiene 0.00 225 0 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. 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 21.88 149 100 N.D. 26) 4-Chlorophenyl-phenylether 0.00 204 0 N.D. 27) Fluorene 0.00 166 0 N.D. 28) Azobenzen/ 1,2-Diphenylhyd 0.00 77 0 N.D.

(#) = qualifier out of range (m) = manual integration LB.D GCMS1126.M Mon Feb 04 12:45:36 2002 Page 1

NYC-WTC_000016079

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GCMS blank analysis report, Feb 2002 · Box DEP Box 12

NYC-WTC_000005159

Blank sample analysis report confirming no contamination above method detection limits for target compounds analyzed on February 1, 2002.

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