GCMS comments for sample AD29789 showing no unusual compounds, Jan

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Laboratory commentary noting a GCMS scan of sample AD29789 revealed no unusual compounds on January 9, 2002.

NYC-WTC_000037135–000037145

Folder label: “GCMS X 12/10/01 A 12/15/01”

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NYC 9/11 Public Portal Document

Quantitation Report (QT Reviewed)

Data File : C:\HPCHEM\1\DATA\DEC1401\29789.D Vial: 21 Acq On : 15 Dec 2001 10:02 pm Operator: 209 GALOS Sample : gcms scan 12/10 a Inst : GC/MS 209 Misc Multiplr: 1.00 MS Integration Params: GOOFY.P Quant Time: Dec 15 22:50 2001 Quant Results File: GCMS1126.RES

Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Last Update : Fri Dec 14 12:19:30 2001 Response via : Initial Calibration DataAcq Meth : GCMS1126

Internal Standards R.T. Qlon Response Conc Units Dev(Min) ------------------------------------------------------------------------- 1) 1,4-Dichlorobenzene-d4 11.67 152 924922 20.00 ug/1 -0.03 10) Naphthalene-d8 15.28 136 3563685 20.00 ug/1 -0.03 17) Acenaphthene-d10 20.56 164 1802597 20.00 ug/l -0.02 29) Phenanthrene-d10 24.97 188 2580764 20.00 ug/l -0.02 38) Chrysene-d12 33.01 240 1641569 20.00 ug/l -0.02 44) Perylene-d12 37.10 264 1037458 20.00 ug/1 -0.02

System Monitoring Compounds 37) 2,4-DDD 30.05 235 183426 4.91 ug/mL -0.02 Spiked Amount 5.000 Recovery = 98.20%

Target Compounds Qvalue 2) N-nitroso-dimethyl amine 5.17 .74 303 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 13.14 77 105 N.D. 12) Isophorone 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 15.33 128 1695 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. 23) Acenaphthene 0.00 153 0 N.D. 24) 2,4-Dinitrotoluene 21.11 165 290 N.D. 25) Diethylphthalate 22.09 149 980 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 29789.D GCMS1126.M Fri Dec 28 12:54:03 2001 Page 1

NYC-WTC 000037137

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