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GCMS analysis results, sample AD30936, January 2002

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Gas chromatography-mass spectrometry analysis of sample AD30936 conducted on 1/28/2002, measuring organic compounds including surrogates and unknown compounds.

NYC-WTC_000018775–000018794

Folder label: “GCMS X 12/19/01 A 1/2/02

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

Data File : C:\HPCHEM\1\DATA\JAN2502\30936A.D Vial: 3 Acq On 2 : 25 Jan 2002 11:09 am Operator: 209 GALOS Sample 1 : REINJECT Inst : GC/MS 209 Mise : I Multiplr: 1.00 MS Integration Params: RTEINT.P Quant Time: Jan 25 12:11 2002 Quant Results File: GCMS1126.RES

A Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) 1 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) ------ v------------------ 1) 1,4-Dichlorobenzene-d4 11.48 152 911232 20.00 ug/1 -0.22 10) Naphthalene-d8 15.08 136 3542840 20.00 ug/1 -0.23 17) Acenaphthene-diO 20.35 164 1714317 20.00 ug/1 -0.23 2 9) Phenanthrene-dl0 24.75 188 2491314 20.00 ug/1 -0.24 38) Chrysene-dl2 32.79 240 1584825 20.00 ug/1 -0.25 44) Perylene-dl2 36.84 264 1035076 20.00 ug/1 -0.27

System Monitoring Compounds 37) 2,4-DDD 29.83 235 152044 5.55 ug/mL -0.24 Spiked Amount 5.000 Recovery = 111.00% f

Target Compounds Qvalue 2) N-nitroso-dimethyl amine 5.31 74 107 N.D. 3) bis(2-Chloroethyl)ether 10.95 93 1343 N.D. 4) 1,3-Dichlorobenzene 11.41 146 1146 N.D. 5)1,4 -Dichlorobenzene 11.53 146 1506 N.D. 6)1,2-Dichlorobenzene 12.05 146 1109 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 12.87 117 228 N.D. 11) Nitrobenzene 13.20 77 605 N.D. 12) 1sophorone 13.86 82 2618 N.D. 13) bis(2-Chloroethoxy)methane 14.52 93 1548 N.D. 14) 1,2,4-Trichlorobenzene 14.99 180 1099 N.D. 15). Naphthalene 15.13 128 4441 N.D. 16) Hexachlorobutadiene 15.69 225 468 N.D. 18) Hexachlorocyclopentadiene 0.00 237 0 N.D. 19) 2-Chloronaphthalene 18.64 162 1918 N.D. 20) Dimethylphthalate 19.75 163 2558 N.D. 21) 2,6-Dinitrotoluene 0.00 165 0 N.D. 22) Acenaphthylene 19.89 152 2308 N.D. 23) Acenaphthene 20.44 153 2500 N.D. 24) 2,4-Dinitrotoluene 20.81 165 1465 N.D. 25) Dithylphthalate 21.87 149 3849 N.D. 26) 4-Chlorophenyl-phenylether 22.00 204 795 N.D. 27) Flurene 21.95 166 2321 N.D. 28) Azobenzen/ 1,2-Diphenylhyd 0.00 77 0 N.D. ------- - -------- -- ----------- (#) = qualifier outof range (m) = manual integration 30936A.D GCMS1126.M Fri Jan 25 12:13:12 2002 Page 1 t

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