DEP form with redacted names, Jan 24 2002

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

Data File : C:\HPCHEM\1\DATA\02JAN24\0124B3.D . Vial: 3 Acq On : 24 Jan 2002 10:14 am Operator: 201-wb Sample : lab blank man is/surr 35uL Inst : GC/MS Ins Misc : January 24, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Jan 24 10:52 2002 Quant Results File: HP010702.RES

Quant Method : C:\HPCHEM\1\METHODS\HP010702.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Thu Jan 10 08:57:29 2002 Response via : Initial Calibration DataAcq Meth : HP010702

Internal Standards R.T. Qlon Response Conc Units Dev(Min) ------------------------------------------------------------------------- 1) 1,4-DIFLUOROBENZENE 15.16 114 962166 5.00 ug/L -0.02 24) CHLOROBENZENE-D5 21.81 117 980161 5.00 ug/L -0.03 52) 1,4-DICHLOROBENZENE-D4 26.99 152 484459 5.00 ug/L -0.03

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.39 65 574122 4.60 ug/L -0.03 Spiked Amount 5.000 Recovery = 92.00% 3) 4-BROMOFLUOROBENZENE 24.41 174 373143 5.72 ug/L -0.02 Spiked Amount 5.000 Recovery = 114.40% 25) TOLUENE-D8 18.52 98 1182370 4.53 ug/L -0.02 Spiked Amount 5.000 Recovery = 90.60%

Target Compounds --- Qvalue 5) CHLOROMETHANE 5.69 50 4338 0.09 ug/L 98 6) VINYL CHLORIDE 5.65 62 6600 0.17 ug/L 96 7) BROMOMETHANE 6.71 94 1753 0.06 ug/L 85 9) TRICHLOROFLUOROMETHANE 7.28 101 4578 0.06 ug/L 88 0) Isopropyl Alcohol 7 7.87 45 4418 ='_4.25 ug/L 85 12) ACETONE 8.31 43 11319 0.91 ug/L 62 14) METHYLENE CHLORIDE 9.67 49 137415 1.55 ug/L 98 18) 2-BUTANONE (MEK) 12.06 43 40328 2.19 ug/L 98 46) 2-HEXANONE 19.29 43 2960 0.13 ug/L 36

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= qualifier out of range (m) = manual integration (#)

0124B3.D HP010702.M Mon Jan 28 14:25:46 2002 Page 1

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