WTC sample cover sheet, Dec 19 2001

NYC 9/11 Public Portal Document

Quantitation Report (Not Reviewed)

Data File : C:\HPCHEM\1\DATA\01dec24\1224Cl0A.D Vial: 9 Acq On : 24 Dec 2001 11:43 am Operator: 206-BH Sample : cal 10 Inst : GC/MS Ins Misc Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Dec 24 12:22 2001 Quant Results File: HP121001.RES

Quant Method : C:\HPCHEM\l\METHODS\HP121001.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Thu Dec 20 09:38:26 2001 Response via : Initial Calibration DataAcq Meth : HP121001

Internal Standards R.T. Qlon Response Conc Units Dev(Min) ------------------------------------------------------------------------- 1) 1,4-DIFLUOROBENZENE 14.44 114 821293 5.00 ug/L 0.09 22) CHLOROBENZENE-D5 21.05 117 807213 5.00 ug/L 0.09 50) 1,4-DICHLOROBENZENE-D4 26.21 152 530474 5.00 ug/L 0.10

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 13.67 65 285694 5.28 ug/L ' 0.09 Spiked Amount 5.000 Recovery = 105.60% 3) 4-BROMOFLUOROBENZENE 23.64 174 332857 5.28 ug/L 0.10 Spiked Amount 5.000 Recovery = 105.60% 23) TOLUENE-D8 17.76 98 1055264 4.93 ug/L 0.09 Spiked Amount 5.000 Recovery = 98.60%

Target Compounds Qvalue 4) DICHLORODIFLUOROMETHANE 4.48 85 397298 14.82 ug/L 99 5) CHLOROMETHANE 5.00 50 323682 19.42 ug/L 100 6) VINYL CHLORIDE 5.17 62 299229 18.05 ug/L 98 7) BROMOMETHANE 6.08 94 197592 13.63 ug/L 98 8) CHLOROETHANE 6.21 64 157322 13.85 ug/L 98 9) TRICHLOROFLUOROMETHANE 6.76 101 465889 12.95 ug/L 98 10) ACETONE 7.69 43 50111 9.10 ug/L 95 11) 1,1-DICHLOROETHENE 8.03 61 504961 10.82 ug/L 93 12) METHYLENE CHLORIDE 9.00 49 455844 10.07 ug/L 91 13) METHYL TERT BUTYL ETHER 9.29 73 531551 8.90 ug/L 98 14) TRANS-1,2-DICHLOROETHENE 9.65 61 508985 10.05 ug/L 90 15) l,1-DICHLOROETHANE 10.54 63 638959 10.12 ug/L 97 16) 2-BUTANONE (MEK) 11.36 43 86946 8.93 ug/L 92 17) 2,2-DICHLOROPROPANE 11.73 77 561361 10.79 ug/L 99 18) CIS-1,2-DICHLOROETHENE 11.83 96 343531 9.71 ug/L 86 19) CHLOROFORM 12.16 83 646752 10.73 ug/L 98 20) BROMOCHLOROMETHANE 12.53 49 296153 10.36 ug/L 93 21) 1,2-DICHLOROETHANE 13.86 62 409062 10.09 ug/L 99 24) 1,1,1-TRICHLOROETHANE 13.04 97 537785 10.85 ug/L 98 25) 1,1-DICHLOROPROPENE 13.38 75 512238 10.47 ug/L 98 26) CARBON TETRACHLORIDE 13.62 117 483504 11.47 ug/L 98 27) BENZENE 13.98 78 1351912 9.51 ug/L 99 28) TRICHLOROETHENE 15.24 95 378829 9.94 ug/L 97 29) 1,2-DICHLOROPROPANE 15.58 63 367827 9.28 ug/L 99 30) DIBROMOMETHANE 16.24 174 136507 9.68 ug/L 89 31) BROMODICHLOROMETHANE 16.09 83 483547 10.59 ug/L 96 32) 2-CHLOROETHYL VINYL ETHER 16.59 63 130267 8.85 ug/L 95 33) Methyl iso-butyl ketone 16.67 58 62985 8.32 ug/L 94 ------------------------------------------------------------------------- (#) = qualifier out of range (m) = manual integration 1224C10A.D HP121001.M Mon Dec 24 12:22:21 2001 Page 1

NYC-WTC 000002411