VOC analysis results sample AD24483, Site 524, Oct 2001

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

Data File : C:\HPCHEM\1\DATA\02FEBO1\0201R5.D Vial: 4 Acq On 1 Feb 2002 11:06 am Operator: 201-wb Sample : ref 5 Inst GC/MS Ins Misc : February 1, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Feb 4 10:06 2002 Quant Results File: HP013102.RESr.

Quant Method : C:\HPCHEM\1\METHODS\HP013102.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Fri Feb 01 11:37:30 2002 Response via : Initial Calibration DataAcq Meth : HP013002

Internal Standards R.T. Qlon Response Conc Units Dev(Min) ------------------------------------------------------------------------- 1) 1,4-DIFLUOROBENZENE 15.16 114 1766613 5.00 ug/L 0.05 24) CHLOROBENZENE-D5 21.81 117 1727429 5.00 ug/L 0.05 52) 1,4-DICHLOROBENZENE-D4 27.00 152 795137 5.00 ug/L 0.05

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.40 65 768966 5.03 ug/L 0.05 Spiked Amount 5.000 Recovery = 100.60% 3) 4-BROMOFLUOROBENZENE 24.41 174 652984 4.82 ug/L 0.05 Spiked Amount 5.000 Recovery = 96.40% 25) TOLUENE-D8 18.51 98 2170620 5.03 ug/L 0.03 Spiked Amount 5.000 Recovery = 100.60%

Target Compounds Qvalue 4) DICHLORODIFLUOROMETHANE 4.89 85 164208 5.44 ug/L 98 5) CHLOROMETHANE 5.52 50 172000 5.08 ug/L 99 6) VINYL CHLORIDE 5.62 62 111618 5.40 ug/L 100 7) BROMOMETHANE 6.61 94 118499 4.61 ug/L 97 8) CHLOROETHANE 6.76 64 107024 4.72 uq/L 95 9) TRICHLOROFLUOROMETHANE 7.32 101 242526 4.57 ug/L 98 12) ACETONE 8.31 43 80992 5.33 ug/L 97 13) 1,1-DICHLOROETHENE 8.65 61 397712 4.79 ug/L 98 14) METHYLENE CHLORIDE 9.66 49 492250 4.92 ug/L 98 15) METHYL TERT BUTYL ETHER 9.96 73 590820 5.41 ug/L 98 16) TRANS-1,2-DICHLOROETHENE 10.33 61 509834 5.07 ug/L 94 17) 1,1-DICHLOROETHANE 11.23 63 628012 5.18 ug/L 99 18) 2-BUTANONE (MEK) 12.05 43 212077 6.28 ug/L 98 19) 2,2-DICHLOROPROPANE 12.45 77 582417 5.73 ug/L 97 20) CIS-1,2-DICHLOROETHENE 12.54 96 384368 5.30 ug/L 98 21) CHLOROFORM 12.87 83 710037 5.26 ug/L 98 22) BROMOCHLOROMETHANE 13.25 49 302591 5.20 ug/L 96 23) 1,2-DICHLOROETHANE 14.59 62 517111 5.43 ug/L 100 26) 1,1,1-TRICHLOROETHANE 13.77 97 573560 5.24 ug/L 98 27) 1,1-DICHLOROPROPENE 14.09 75 544281 5.57 ug/L 99 28) CARBON TETRACHLORIDE 14.35 117 468521 5.25 ug/L 97 29) BENZENE 14.69 78 1310221 5.44 ug/L 99 30) TRICHLOROETHENE 15.96 95 442371 5.52 ug/L 98 31) 1,2-DICHLOROPROPANE 16.33 63 385962 5.48 ug/L 98 32) DIBROMOMETHANE 16.99 174 197167 5.24 ug/L 98 33) BROMODICHLOROMETHANE 16.84 83 566262 5.34 ug/L 100 34) 2-CHLOROETHYL VINYL ETHER 17.32 63 153092 5.11 ug/L 97 35) METHYL ISO-BUTYL KETONE 17.39 58 74323 4.75 ug/L 95 ------------------------------------------------------------------------- (#) = qualifier out of range (m) = manual integration 0201R5.D HP013102.M Mon Feb 04 10:07:00 2002 Page 1

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