WTC sample cover sheet, Dec 14 2001

NYC 9/11 Public Portal Document

Quantitation Report (Not Reviewed)

Data File : C:\HPCHEM\1\DATA\01dec14\1214R40.D Vial: 9 Acq On : 14 Dec 2001 12:08 pm Operator: 206-BH Sample : ref 40 Inst : GC/MS Ins Misc Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Dec 14 12:47 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 14.46 114 807874 5.00 ug/L 0.10 22) CHLOROBENZENE-D5 21.05 117 843441 5.00 ug/L 0.09 50) 1,4-DICHLOROBENZENE-D4 26.21 152 639230 5.00 ug/L 0.10

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 13.67 65 320080 6.02 ug/L 0.09 Spiked Amount 5.000 Recovery = 120.40% 3) 4-BROMOFLUOROBENZENE 23.62 174 401671 6.48 ug/L 0.09 Spiked Amount 5.000 Recovery = 129.60% 23) TOLUENE-D8 17.78 98 1112355 4.97 ug/L 0.10 Spiked Amount 5.000 Recovery = 99.400

Target Compounds Qvalue 4) DICHLORODIFLUOROMETHANE 4.48 85 1321320 50.12 ug/L 99 5) CHLOROMETHANE 5.00 50 1135660 69.28 ug/L 97 6) VINYL CHLORIDE 5.13 62 1089149 66.81 ug/L 97 7) BROMOMETHANE 6.07 94 1002091 70.28 ug/L 98 8) CHLOROETHANE 6.21 64 770161 68.90 ug/L 97 9) TRICHLOROFLUOROMETHANE 6.76 101 2188640 61.85 ug/L 97 10) ACETONE 7.69 43 274974 50.74 ug/L 93 11) 1,1-DICHLOROETHENE 8.03 61 2292602 49.94 ug/L 100 12) METHYLENE CHLORIDE 9.00 49 2359165 53.01 ug/L 98 13) METHYL TERT BUTYL ETHER 9.29 73 2082722 35.46 ug/L 100 14) TRANS-1,2-DICHLOROETHENE 9.65 61 2529002 50.79 ug/L 98 15) 1,1-DICHLOROETHANE 10.54 63 2968738 47.80 ug/L 98 16) 2-BUTANONE (MEK) 11.36 43 456674 47.70 ug/L 100 17) 2,2-DICHLOROPROPANE 11.73 77 2688353 52.53 ug/L 97 18) CIS-1,2-DICHLOROETHENE 11.83 96 1568128 45.06 ug/L 97 19) CHLOROFORM 12.16 83 3060842 51.65 ug/L 99 20) BROMOCHLOROMETHANE 12.53 49 1477112 52.53 ug/L 93 21) 1,2-DICHLOROETHANE 13.88 62 1987881 49.84 ug/L 98 24) 1,1,1-TRICHLOROETHANE 13.04 97 2567723 49.56 ug/L 97 25) 1,1-DICHLOROPROPENE 13.38 75 2438210 47.69 ug/L 99 26) CARBON TETRACHLORIDE 13.62 117 2278052 51.70 ug/L 99 27) BENZENE 13.98 78 6571099 44.22 ug/L 98 28) TRICHLOROETHENE 15.24 95 1776803 44.63 ug/L 95 29) 1,2-DICHLOROPROPANE 15.58 63 1738999 42.01 ug/L 99 30) DIBROMOMETHANE 16.25 174 539897 36.64 ug/L 96 31) BROMODICHLOROMETHANE 16.09 83 2244543 47.06 ug/L 99 32) 2-CHLOROETHYL VINYL ETHER 16.60 63 543172 35.33 ug/L 95 33) Methyl iso-butyl ketone 16.67 58 279794 35.39 ug/L 94 ------------------------------------------------------------------------- (##) = qualifier out of range (m) = manual integration 1214R40.D HP121001.M Fri Dec 14 12:47:26 2001 Page 1

NYC-WTC 000002146