VOC analysis results, sample AE02089, Feb 7 2002

NYC 9/11 Public Portal Document

Quantitation Report (Not Reviewed)

Data File C:\HPCHEM\l\DATA\02FEB06\2092.D Vial: 5 Acq On 6 Feb 2002 7:24 pm Operator: 201-wb Sample nyc Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Feb 6 21:17 2002 Quant Results File: HP013102.RES

Quant Method : C:\HPCHEM\1\METHODS\HP013102.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Fri Feb 01 13:18:32 2002 Response via : Initial Calibration DataAcq Meth : HP013102

Internal Standards R.T. Qlon Response Cone Units Dev(Min)

1) 1,4-DIFLUOROBENZENE 15.11 114 1930578 5.00 ug/L 0.00 24) CHLOROBENZENE-D5 21.76 117 1863573 5.00 ug/L 0.00 52) 1,4-DICHLOROBENZENE-D4 26.93 152 852879 5.00 ug/L -0.02

System Monitoring Compounds — 2) 1,2-DICHLOROETHANE-D4 14.35 65 749327 4.48 ug/L 0.00 — Spiked Amount 5.000 Recovery = 89.60% 3) 4-BROMOFLUOROBENZENE 24.34 174 683687 4.62 ug/L -0.02 Spiked Amount 5.000 Recovery = 92.40% 25) TOLUENE-D8 18.46 98 2362555 5.08 ug/L -0.02 Spiked Amount 5.000 Recovery = 101.60%

Target Compounds Qvalue 10) Isopropyl Alcohol 7.80 45 2481 24.78 ug/L 64 12) ACETONE 8.26 43 65638 6.30 ug/L 93 14) METHYLENE CHLORIDE 9.61 49 74173 4 0.83-ug/L 95 15) METHYL TERT BUTYL ETHER 9.94 73 11845 0.10 ug/L 83 18) 2-BUTANONE (MEK) 12.01 43 109017 4.45 ug/L 95

(#) = qualifier out of range (m) = manual integration 2092.D HP013102.M Wed Feb 06 21:18:00 2002 Page 1

NYC-WTC_000019473