GCMS surrogate recovery data for PAHs, Mar 2002

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

Ata File : C:\MSDCHEM\l\DATA\031202\REFD0312.D "Acq On : 12 Mar 2002 10:40 pm Vial: Operator: 52 McLean Sample : REF 4 2/19/02 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: BENZO.P Quant Time: Mar 15 13:58:14 2002 Quant Results File: 5080302.RES

Quant Method : C:\MSDCHEM\1\5973N\5080302.M (RTE Integrator) Title : Quantitation For Method 508gcscan Last Update : Thu Mar 14 13:02:27 2002 Response via : Initial Calibration DataAcq Meth : 508SCAN

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

1) 1, 4-Dichlorobenzene-d4 9.54 150 1721813 20.00 ug/L 0.00 10) Naphthalene-d8 13.03 136 4577103 20.00 ug/L 0.00 17) Acenaphthene-dl0 18.14 164 2583498 20.00 ug/L 0.00 29) Phenanthrene-diO 22.50 188 4050036 20.00 ug/L 0.00 38) Chrysene-dl2 30.32 240 4003606 20.00 ug/L 0.00 44) Perylene-dl2 34.20 264 2779384 20.00 ug/L 0.00

System Monitoring Compounds 37) 2,4-ddd surr 27.43 235 301309 6.24 ug/L 0.00 Spiked Amount 5 000 Recovery = 124.80%

Target Compounds Qvalue 2) N-nitroso-dimethyl amine 3.58 74 185078 4.79 ug/L 100 3) bis(2-chloroethyl) ether 8.98 93 545260 8.95 ug/L 87 4) 1,3 - Dichlorobenze 9.38 146 229745 3.81 ug/L 96 5) 1,4 - Dichlorobenzene 9.59 146 254795 4.24 ug/L 99 6) 1,2 - Dichlorobenzene 9.97 146 279438 5.02 ug/L 99 7) 2,2 ' - oxybis (1-Chloropr 10.43 45 1269709 9.15 ug/L 98 8) N-Nitroso-di-n-propylamine 10.76 70 462903 10.56 ug/L 95 9) Hexachloroethane 10.86 117 53384 2.36 ug/L 83 11) Nitrobenzene 11.10 77 583384 7.08 ug/L 96 12) Isophorone 11.81 82 1294661 8.53 ug/L 100 13) bis(2-Chloroethoxy) methan 12.55 93 728192 7.98 ug/L 100 14) 1,2,4-Trichlorobenzene 12.90 180 250234 4.78 ug/L 95 15) Naphthalene 13.08 128 1396061 7.34 ug/L 99 16) Hexachlorobutadiene 13.53 225 48395 1.65 ug/L 95 18) Hexachlorocyclopentadiene 15.61 237 15186 0.67 ug/L 92 19) 2-chloronaphthalene 16.51 162 794984 6.74 ug/L 99 20) Dimethylphthalate 17.60 163 1172090 8.33 ug/L 98 21) 2,6-Dinitrotoluene 17.70 165 223921 7.47 ug/L 96 22) Acenaphthylene 17.70 152 1412634 8.63 ug/L 99 2 3) Acenaphthene 18.22 153 904050 8.13 ug/L 98 24) 2,4-Dinitrotoluene 18.85 165 313316 7.30 ug/L 99 25) Diethylphthalate 19.73 149 1165191 9.62 ug/L 98 26) 4-Chlorophenyl-phenyl ethe 19.89 204 519479 8.05 ug/L 96 27) Fluorene 19.76 166 1173493 8.95 ug/L 99 28) Azobenzen/ 1,2-Diphenylhyd 20.35 77 1426326 7.98 ug/L 98 30) N-Nitrosodiphenylamine 20.26 169 736845 8.46 ug/L 98 31) 4-Bromophenyl-phenyl ether 21.32 248 298615 8.35 ug/L 91 32) Hexachlorobenzene 21.34 284 299323 7.94 ug/L 98 3 3) Phenanthrene 22.56 178 1696668 9.05 ug/L 100 34) Anthracene 22.70 178 1646351 8.84 ug/L 99 35) Di-n-butylphthalate 24.65 149 2062779 9.60 ug/L 99 36) Fluoranthene 26.06 202 1970545 9.24 ug/L 99 39) Pyrene 26.69 202 2031088 7.52 ug/L 99 40) Butylbenzylphthalate 29.05 149 913109 7.71 ug/L 98 41) Benzo (a) antracene 30.29 228 1719382 8.18 ug/L 99 42) Bis (2-ethylhexyl) phthala 30.91 149 1257468 8.03 ug/L 98 43) Chrysene 30.39 228 1825236 9.14 ug/L 98 45) Di-n-Octylphthalate 32.76 149 1957348 6.56 ug/L 99 46) Benzo (b) fluoranthene 33.23 252 1640175 8.37 ug/L 99

(#) = qualifier out of range (m) = manual integration REFD0312.D 5080302.M Fri Mar 15 14:01:16 2002 Page 1

NYC-WTC_000037518