VOC analysis results sample AD24483, Site 524, Oct 2001

NYC 9/11 Public Portal Document Quantitation Report (WT meviewea)

Data File : C:\HPCHEM\1\DATA\02FEBO1\0201C10A.D Vial: 15 - Acq On 1 Feb 2002 8:37 pm Operator: 201-wb Sample : cal 10 Inst : GC/MS Ins Misc : February 1, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Feb 4 10:24 2002 Quant Results File: HP013102.RES

Quant Method : C:\HPCHEM\1\METHODS\HP013102.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Fri Feb 01 13:18:32 2002 Response via : Initial Calibration DataAcq Meth : HP013102

Internal Standards R.T. Qlon Response Conc Units Dev(Min) ------------------------------------------------------------------------- 1) 1,4-DIFLUOROBENZENE 15.16 114 1877162 5.00 ug/L 0.05 24) CHLOROBENZENE-D5 21.81 117 1805558 5.00 ug/L 0.05 52) 1,4-DICHLOROBENZENE-D4 27.00 152 829999 5.00 ug/L 0.05

System Monitoring Compounds -- 2) 1,2-DICHLOROETHANE-D4 14.40 65 768042 4.73 ug/L 0.05 Spiked Amount 5.000 Recovery = 94.60% 3) 4-BROMOFLUOROBENZENE 24.41 174 671759 4.67 ug/L 0.05 Spiked Amount 5.000 Recovery = 93.40% 25) TOLUENE-D8 18.52 98 2288109 5.08 ug/L 0.05 Spiked Amount 5.000 Recovery = 101.60%

Target Compounds Qvalue 4) DICHLORODIFLUOROMETHANE 4.90 85 252069 7.86 ug/L 99 5) CHLOROMETHANE 5.51 50 351277 9.40 ug/L 98 6) VINYL CHLORIDE 5.62 62 199504 9.78 ug/L 99 7) BROMOMETHANE 6.63 94 282769 10.35 ug/L 93 8) CHLOROETHANE 6.77 64 246299 10.22 ug/L 99 9) TRICHLOROFLUOROMETHANE 7.34 101 595362 10.56 ug/L 98 11) 1,1,2-Trichloro-1,2,2-trif 8.22 101 356766 8.52 ug/L 97 12) ACETONE 8.31 43 126323 12.47 ug/L 96 13) 1,1-DICHLOROETHENE 8.65 61 743460 8.43 ug/L 97 14) METHYLENE CHLORIDE 9.66 49 881634 10.10 ug/L 96 15) METHYL TERT BUTYL ETHER 9.98 73 1041774 9.50 ug/L 98 16) TRANS-1,2-DICHLOROETHENE 10.34 61 957367 8.96 ug/L 99 17) 1,1-DICHLOROETHANE 11.23 63 1153026 8.95 ug/L 98 18) 2-BUTANONE (MEK) 12.05 43 303127 12.74 ug/L 98 -- 19) 2,2-DICHLOROPROPANE 12.45 77 914130 8.47 ug/L 100 -..= 20) CIS-1,2-DICHLOROETHENE 12.54 96 701501 9.10 ug/L 97 21) CHLOROFORM 12.88 83 1287504 8.97 ug/L 100 -- 22) BROMOCHLOROMETHANE 13.25 49 569697 9.22 ug/L 98 23) 1,2-DICHLOROETHANE 14.59 62 896668 8.86 ug/L 98 26) 1,1,1-TRICHLOROETHANE 13.77 97 999533 8.73 ug/L 97 27) 1,1-DICHLOROPROPENE 14.09 75 930450 9.10 ug/L 100 28) CARBON TETRACHLORIDE 14.35 117 809735 8.69 ug/L 99 29) BENZENE 14.69 78 2333028 9.26 ug/L 99 30) TRICHLOROETHENE 15.97 95 761499 9.09 ug/L 99 31) 1,2-DICHLOROPROPANE 16.33 63 691270 9.40 ug/L 99 32) DIBROMOMETHANE 16.99 174 347005 8.82 ug/L 95 33) BROMODICHLOROMETHANE 16.84 83 983190 8.87 ug/L 99 34) 2-CHLOROETHYL VINYL ETHER 17.32 63 285379 9.11 ug/L 99 ------------------------------------------------------------------------- (#) = qualifier out of range (m) = manual integration 0201C10A.D HP013102.M Mon Feb 04 10:24:47 2002 Page 1

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