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← Document results/DEP Box 25/GCMS X 4/29/02 A 5/1/02
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GCMS calibration results for n-Nitrosodimethylamine, May 2 2002

Machine-extracted title · confidence 100%

Calibration scan report showing retention times and deviations for organic compounds on May 2 2002.

NYC-WTC_000044451–000044454

Folder label: “GCMS X 4/29/02 A 5/1/02

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NYC 9/11 Public Portal Document

Quantitation Report (QT Reviewed)

Data File C:\MSDCHEM\1\DATA\0 5 010 2\CAL2 0.D Vial: 4 Acq On 1 May 2002 12:08 pm Operator: Mclean Sample Inst Instrumen Mise Multiplr: 1.00 MS Integration Params: EVENTS.E Quant Time: May 02 09:42:46 2002 Quant Results File: 050102.RES

Quant Method C:\MSDCHEM\l\METHQDS\050102.M (Chemstation Integrator) Title 508 Modified GC/MS scan Last Update Thu May 02 09:38:23 2002 Response via Initial Calibration DataAcq Meth 508SCAN

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

1) 1,4-Dichlorobenzene-d4 9.94 152 4963117 40.00 ug/L 0.00 10) Napthalene-d8 13.44 136 19780252 40.00 ug/L -0.01 17) Acenapthalene-dlO 18.58 164 10499040 40.00 ug/L 0.00 29) Phenanthranene-dlO 22.96 188 15587519 40.00 ug/L 0.00 37) Chrysene-dl2 30.82 240 12170376 40.00 ug/L -0.04 43) Perylene-dl2 34.72 264 9607907 40.00 ug/L -0.02

System Monitoring Compounds 2 7) TCMX 20.55 207 852948 10.29 ug/L -0.02 Spiked Amount 10.000 Recovery = 102.90%

Target Compounds /*-7 20.91 ug/L Qvalue 2) n-nitros-dimethyl amine 3.84 74 2036509 92 3) bis(2-Chloroethyl)ether 9.35 93 4153415 21.39 ug/L 88 4) 1,3-Dichlorobenzene 9.77 146 4060295 21.67 ug/L 100 5) 1,4-Dichlorobenzene 9.98 146 4406068 21.66 ug/L 98 6) 1,2-Dichlorobenzene 10.36 146 3885513 21.49 ug/1 99 7) 2,2'oxybis(1-Chloropropane 10.81 45 6256301m 20.87 ug/L 8) N-nitroso-di-propylamine 11.14 70 2877994 20.89 ug/L 95 9) Hexachloroethane 11.26 117 1632506 21.77 ug/L 92 11) Nitrobenzene 11.50 77 4036868 21.09 ug/L 94 12) Isophorone 12.21 82 7492483 21.73 ug/L 98 13) bis(2-Chloroethoxy) methan 12.95 93 4914739 21.54 ug/L 99 14) 1,2,4-Trichlorobenzene 13.31 180 3143732 21.69 ug/L 98 15) Napthalene 13.49 128 11571125 21.84 ug/L 99 16) Hexachlorobutadiene 13.94 225 1495967 22.03 ug/L 98 18) 2-Chloronaphthalene 16.94 162 5850633 21.83 ug/L 98 19) Dimethylphthalate 18.01 163 7335427 21.35 ug/L 99 20) 2,6-Dinitrotoluene 18.12 165 1210328 22.42 ug/L 91 21) Acenapthylene 18.13 152 10439958 22.35 ug/L 97 22) Acenapthalene 18.67 153 6254429 21.88 ug/L 98 23) 2,4-Dinitrotoluene 19.28 165 1456501 19.08 ug/L 97 24) Diethylphthalate 20.15 149 6616552 22.15 ug/L 98 25) 4-Chlorophenyl-phenylether 20.34 204 3422363 21.67 ug/L 99 26) Fluorene 20.21 166 7239646 22.15 ug/L 98 28) Azobenzene 20.79 77 8651004 21.94 ug/L 95 30) Nnitrosodiphenylamine 20.70 169 3833634 20.07 ug/L 94 31) 4-Bromophenyl-phenylether 21.77 248 1709447 22.20 ug/L 94 32) Hexachlorobenzene 21.80 284 1596929 21.67 ug/L 99 33) Phenanthrene 23.02 178 10314726 21.94 ug/L 97 34) Anthracene 23.17 178 10736427 22.32 ug/L 98 35) Di-n-butylphthalate 25.10 149 11830579 22.91 ug/L 99

(#) = qualifier out of range (m) = manual integration CAL20.D 050102.M Thu May 02 09:43:23 2002 Page 1

NYC-WTC_000044452

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