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GCMS comments for sample AD28469, Dec 2001

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Laboratory commentary dated December 3, 2001, regarding sample AD28469 analysis, noting bis(2-Ethylhexyl)phthalate presence.

NYC-WTC_000034376–000034383

Folder label: “GCMS X 11/21/01 A 11/27 - 11/28/01

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NYC 9/11 Public Portal Document

Quantitation Report (QT Reviewed) Data File : C:\HPCHEM\1\DATA\NOV2 901\28469.D Vial: 31 Acq On : 29 NOV 2001 3:32 pm Operator: 209 GALOS Sample : 11/21 scan Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: RTEINT.P Quant Time: Nov 29 16:21 2001 Quant Results File: GCMS1126.RES Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Last Update : Wed Nov 28 15:06:24 2001 Response via : Initial Calibration DataAcq Meth : GCMS1126

Internal Standards R.T. Qlon Response Cone Units Dev(Min) 1) 1,4-Dichlorobenzene-d4 11.70 152 780509 20.00 ug/1 0.00 15) Naphthalene-d8 15.30 136 2915647 20.00 ug/1 0.00 26) Acenaphthene-diO 20.57 164 1364921 20.00 ug/1 0.00 42) Phenanthrene-diO 24.99 188 1841243 20.00 ug/1 0.00 53) Chrysene-dl2 33.02 240 896221 20.00 ug/1 -0.01 59) Perylene-dl2 37.11 264 597531 20.00 ug/1 -0.01 System Monitoring Compounds 52) 2,4-DDD 30.07 235 50186 2.29 ug/mL 0.00 Spiked Amount 5.000 Recovery = 45.80% Target Compounds Qvalue 2) Pyridine 0.00 79 0 N.D. 3) N-nitroso-dimethyl amine 5.71 74 105 N.D. 4) Phenol 11.38 94 127 N.D. 5) bis(2-Chloroethyl)ether 0.00 93 0 N.D. 6) 2-Chlorophenol 0.00 128 0 N.D. 7) 1,3-Dichlorobenzene 0.00 146 0 N.D. 8) 1,4-Dichlorobenzene 0.00 146 0 N.D. 9) 1,2-Dichlorobenzene 0.00 146 0 N.D. 10) 2-Methylphenol 0.00 108 0 N.D. 11) 2,2' -oxybis (1-Chloropropan 0.00 45 0 N.D. 12) 3&4-Methylphenol 0.00 108 0 N.D. 13) N-Nitroso-di-n-propylamine 0.00 70 0 N.D. 14) Hexachloroethane 0.00 117 0 N.D. 16) Nitrobenzene 0.00 77 0 N.D. 17) Isophorone 0.00 82 0 N.D. 18) 2-Nitrophenol 0.00 139 0 N.D. 19) 2,4-Dimethylphenol 0.00 107 0 N.D. 20) bis(2-Chloroethoxy)methane 0.00 93 0 N.D. 21) 2,4-Dichlorophenol 0.00 162 0 N.D. 22) 1,2,4-Trichlorobenzene 0.00 180 0 N.D. 23) Naphthalene 15.35 128 529 N.D. 24) Hexachlorobutadiene 0.00 225 0 N.D. 25) 4-Chloro-3-methylphenol 0.00 107 0 N.D. 27) Hexachlorocyclopentadiene 0.00 237 0 N.D. 28) 2,4,6-Trichlorophenol 0.00 196 0 N.D. 29) 2,4,5-Trichlorophenol 0.00 196 0 N.D. 30) 2-Chloronaphthalene 0.00 162 0 N.D. 31) Dimethylphthalate 20.34 163 469 N.D. 32) 2,6-Dinitrotoluene 20.13 165 255 N.D. (#) = qualifier out of range (m) = manual integration 28469.D NP112601.M Fri Nov 30 12:39:11 2001 Page 1

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