VOCs GC/MS lab blank results, Jan 16 2002

NYC 9/11 Public Portal Document Quantitation Report (Not Reviewed)

Data File : C:\HPCHEM\1\DATA\02JAN16\918.D Vial: 9 -- Acq On : 16 Jan 2002 9:25 pm Operator: 201-wb Sample : nyc Inst : GC/MS Ins Misc Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Feb 5 13:05 2002 Quant Results File: HP010702.RES

Quant Method : C:\HPCHEM\1\METHODS\HP010702.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Fri Jan 25 14:13:49 2002 Response via : Initial Calibration DataAcq Meth : HP010702

Internal Standards R.T. Qlon Response Conc Units Dev(Min) --r

1) 1,4-DIFLUOROBENZENE 15.12 114 182140 5.00 ug/L -0.05 24) CHLOROBENZENE-D5 21.76 117 242510 5.00 ug/L -0.09 -- 52) 1,4-DICHLOROBENZENE-D4 26.95 152 192454 5.00 ug/L -0.07

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.34 65 198694 8.40 ug/L -0.09 Spiked Amount 5.000 Recovery = 168.00% 3) 4-BROMOFLUOROBENZENE 24.35 174 103360 8.38 ug/L -0.07 Spiked Amount 5.000 Recovery = 167.60% 25) TOLUENE-D8 18.47 98 261772 4.05 ug/L -0.07 Spiked Amount 5.000 Recovery = 81.00%

Target Compounds Qvalue 5) CHLOROMETHANE 5.51 50 2794 0.32 ug/L 78 6) VINYL CHLORIDE 5.42 62 1280 0.17 ug/L 82 10) Isopropyl Alcohol 7.98 45 3918 19.90 ug/L 75 11) 1,1,2-Trichloro-1,2,2-trif 8.24 101 881 0.09 ug/L 80 12) ACETONE 8.27 43 50776 21.50 ug/L 97 18) 2-BUTANONE (MEK) 12.02 43 6379 1.77 ug/L 65 21) CHLOROFORM 12.84 83 3740 0.21 ug/L 86 37) TOLUENE 18.62 91 2149 0.05 ug/L 92 46) 2-HEXANONE 19.13 43 1605 0.29 ug/L 36

------------------------------------------------------------------------- (#) = qualifier out of range (m) = manual integration 918.D HP010702.M Tue Feb 05 13:05:36 2002 Page 1

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