WTC sample cover sheet, Dec 14 2001

NYC 9/11 Public Portal Document

Quantitation Report (Not Reviewed)

Data File : C:\HPCHEM\1\DATA\Oldecl7\1217C10.D Vial: 8 Acq On : 17 Dec 2001 9:36 am Operator: 206-BH Sample : cal 10 Inst : GC/MS Ins Misc Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Dec 17 10:15 2001 Quant Results File: HP121001.RES

Quant Method : C:\HPCHEM\1\METHODS\HP121001.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Wed Dec 12 08:39:59 2001 Response via : Initial Calibration DataAcq Meth : HP121001

Internal Standards R.T. Qlon Response Conc Units Dev(Min) ------------------------------------------------------------------------- 1) 1,4-DIFLUOROBENZENE 14.37 114 1062905 5.00 ug/L 0.02 22) CHLOROBENZENE-D5 20.98 117 1059694 5.00 ug/L 0.02 50) 1,4-DICHLOROBENZENE-D4 26.14 152 638667 5.00 ug/L 0.03

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 13.60 65 389396 5.56 ug/L 0.02 Spiked Amount 5.000 Recovery = 111.20% 3) 4-BROMOFLUOROBENZENE 23.55 174 430615 5.28 ug/L 0.02 Spiked Amount 5.000 Recovery = 105.60% 23) TOLUENE-D8 17.69 98 1422306 5.06 ug/L 0.02 Spiked Amount 5.000 Recovery = 101.20%

Target Compounds Qvalue 4) DICHLORODIFLUOROMETHANE 4.45 85 700212 20.19 ug/L 99 5) CHLOROMETHANE 4.97 50 376280 17.45 ug/L 97 6) VINYL CHLORIDE 5.12 62 385010 17.95 ug/L 95 7) BROMOMETHANE 6.04 94 363126 19.36 ug/L 97 8) CHLOROETHANE 6.16 64 235529 16.02 ug/L 98 9) TRICHLOROFLUOROMETHANE 6.71 101 734182 15.77 ug/L 100 10) ACETONE 7.64 43 68966 9.67 ug/L 97 11) 1,1-DICHLOROETHENE 7.98 61 591303 9.79 ug/L 90 12) METHYLENE CHLORIDE 8.95 49 590609 10.09 ug/L 89 13) METHYL TERT BUTYL ETHER 9.24 73 714708 9.25 ug/L 99 14) TRANS-1,2-DICHLOROETHENE 9.60 61 633379 9.67 ug/L 88 15) 1,1-DICHLOROETHANE 10.47 63 809895 9.91 ug/L 98 16) 2-BUTANONE (MEK) 11.30 43 135193 10.73 ug/L 95 17) 2,2-DICHLOROPROPANE 11.66 77 689568 10.24 ug/L 100 18) CIS-1,2-DICHLOROETHENE 11.76 96 441948 9.65 ug/L 87 19) CHLOROFORM 12.10 83 823608 10.56 ug/L 99 20) BROMOCHLOROMETHANE 12.46 49 386437 10.44 ug/L 95 21) 1,2-DICHLOROETHANE 13.79 62 554882 10.57 ug/L 96 24) 1,1,1-TRICHLOROETHANE 12.97 97 678050 10.42 ug/L 98 25) 1,1-DICHLOROPROPENE 13.31 75 648164 10.09 ug/L 97 26) CARBON TETRACHLORIDE 13.55 117 587465 10.61 ug/L 98 27) BENZENE 13.91 78 1726871 9.25 ug/L 99 28) TRICHLOROETHENE 15.17 95 494681 9.89 ug/L 98 29) 1,2-DICHLOROPROPANE 15.51 63 497288 9.56 ug/L 99 30) DIBROMOMETHANE 16.18 174 173174 9.35 ug/L 89 31) BROMODICHLOROMETHANE 16.02 83 630214 10.52 ug/L 98 32) 2-CHLOROETHYL VINYL ETHER 16.52 63 186431 9.65 ug/L 98 33) Methyl iso-butyl ketone 16.60 58 90842 9.15 ug/L 100 ------------------------------------------------------------------------- (##) = qualifier out of range (m) = manual integration 1217C10.D HP121001.M Mon Dec 17 10:15:26 2001 Page 1

NYC-WTC 000002155