WTC sample cover sheet, Dec 31 2001

NYC 9/11 Public Portal Document

Quantitation Report (Not Reviewed)

Data File : C:\HPCHEM\1\DATA\O1DEC31\1231C10B.D Vial: 9 Acq On : 31 Dec 2001 6:25 pm Operator: 206-BH Sample : cal 10 Inst : GC/MS Ins Misc Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Jan 3 14:14 2002 Quant Results File: HP121001.RES

Quant Method : C:\HPCHEM\1\METHODS\HP121001.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Thu Jan 03 14:14:40 2002 Response via : Initial Calibration DataAcq Meth : HP121001

Internal Standards R.T. Qlon Response Conc Units Dev(Min) ------------------------------------------------------------------------- 1) 1,4-DIFLUOROBENZENE 14.42 114 734566 5.00 ug/L 0.07 22) CHLOROBENZENE-D5 21.01 117 715471 5.00 ug/L 0.05 50) 1,4-DICHLOROBENZENE-D4 26.16 152 561631 5.00 ug/L 0.05

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 13.64 65 238718 4.93 ug/L 0.05 Spiked Amount 5.000 Recovery = 98.60% 3) 4-BROMOFLUOROBENZENE 23.59 174 294623 5.23 ug/L 0.05 Spiked Amount 5.000 Recovery = 104.60% 23) TOLUENE-D8 17.73 98 933361 4.92 ug/L 0.05 Spiked Amount 5.000 Recovery = 98.40%

Target Compounds Qvalue 4) DICHLORODIFLUOROMETHANE 4.47 85 160078 7.42 ug/L 100 5) CHLOROMETHANE 5.01 50 189226 12.70 ug/L 97 6) VINYL CHLORIDE 5.16 62 237830 16.04 ug/L 98 7) BROMOMETHANE 6.07 94 155889 12.02 ug/L 98 8) CHLOROETHANE 6.20 64 131188 12.91 ug/L 98 9) TRICHLOROFLUOROMETHANE 6.74 101 335763 10.44 ug/L 100 10) ACETONE 7.67 43 48002 9.74 ug/L 98 11) l,1-DICHLOROETHENE 8.01 61 463337 11.10 ug/L 94 12) METHYLENE CHLORIDE 8.99 49 475289 11.74 ug/L 93 13) METHYL TERT BUTYL ETHER 9.28 73 464977 8.71 ug/L 99 14) TRANS-1,2-DICHLOROETHENE 9.63 61 470610 10.39 ug/L 89 15) 1,1-DICHLOROETHANE 10.50 63 604476 10.70 ug/L 99 16) 2-BUTANONE (MEK) 11.34 43 72318 8.31 ug/L 94 17) 2,2-DICHLOROPROPANE 11.70 77 480466 10.32 ug/L 99 18) CIS-1,2-DICHLOROETHENE 11.80 96 314493 9.94 ug/L 91 19) CHLOROFORM 12.14 83 613922 11.39 ug/L 99 20) BROMOCHLOROMETHANE 12.50 49 287499 11.24 ug/L 99 21) 1,2-DICHLOROETHANE 13.82 62 391104 10.78 ug/L 100 24) 1,1,1-TRICHLOROETHANE 13.01 97 488829 11.12 ug/L 97 25) 1,1-DICHLOROPROPENE 13.35 75 451681 10.41 ug/L 98 26) CARBON TETRACHLORIDE 13.59 117 421691 11.28 ug/L 99 27) BENZENE 13.94 78 1291157 10.24 ug/L 100 28) TRICHLOROETHENE 15.20 95 343288 10.17 ug/L 99 29) 1,2-DICHLOROPROPANE 15.55 63 357126 10.17 ug/L 98 30) DIBROMOMETHANE 16.21 174 118464 9.48 ug/L 91 31) BROMODICHLOROMETHANE 16.06 83 450252 11.13 ug/L 97 32) 2-CHLOROETHYL VINYL ETHER 16.55 63 107310 8.23 ug/L 99 33) Methyl iso-butyl ketone 16.64 58 52633 7.85 ug/L 93 ------------------------------------------------------------------------- (#) = qualifier out of range (m) = manual integration 1231C10B.D HP121001.M Thu Jan 03 14:15:02 2002 Page 1

NYC-WTC 000002882