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← Document results/DEP Box 04/524 11/26/01
Document / 102 pages

Volatile organic compound analysis results, sample AD28325, Nov 2001

Machine-extracted title · confidence 100%

Laboratory report listing recovery percentages for volatile organic compounds in sample AD28325 from November 26, 2001.

NYC-WTC_000001580–000001681

Folder label: “524 11/26/01”

←Page 19 of 102→
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NYC 9/11 Public Portal Document

Quantitation Report (Not Reviewed)

Data File : C:\HPCHEM\1\DATA\01NOV26\1126BL2.D Vial: 6 Acq On : 26 Nov 2001 4:21 pm Operator: Sample : lb Inst : GC/MS Ins Misc Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Nov 26 17:00 2001 Quant Results File: HP110101.RES

Quant Method : C:\HPCHEM\1\METHODS\HP110101.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Fri Nov 02 15:17:46 2001' Response via : Initial Calibration DataAcq Meth : HP110101 rV VN f

Internal Standards R.T. Qlon Response Conc Units Dev(Min) ------------------------------------------------------------------------- 1) 1,4-DIFLUOROBENZENE 14.40 114 858472 5.00 ug/L -0.04 22) CHLOROBENZENE-D5 21.00 117 725729 5.00 ug/L -0.04 50) 1,4-DICHLOROBENZENE-D4 26.16 152 291069 5.00 ug/L -0.04

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 13.64 65 231589 4.57 ug/L -0.02 Spiked Amount 5.000 Recovery = 91.40% 3) 4-BROMOFLUOROBENZENE 23.59 174 209003 4.68 ug/L -0.02 Spiked Amount 5.000 Recovery = 93.60% 23) TOLUENE-D8 17.73 98 1065295 4.86 ug/L -0.02 Spiked Amount 5.000 Recovery = 97.20%

Target Compounds Qvalue 7) BROMOMETHANE 6.10 94 4244 0.20 ug/L 88 744) 2-HEXANONE 18.54 43 2287 0.21 ug/L 27 49) 1,1,2,2-TETRACHLOROETHANE 23.35 83 2267 0.12 ug/L 99 61) SEC-BUTYLBENZENE 25.43 105 20390 0.12 ug/L 96 63) 1,3-DICHLOROBENZENE 26.02 146 7222 0.13 ug/L 96 64) 1,4-DICHLOROBENZENE 26.24 146 8799 0.15 ug/L 96 65) N-BUTYLBENZENE 26.59 91 25321 0.17 ug/L 96 66) 1,2-DICHLOROBENZENE 27.08 146 10059 0.21 ug/L 96 69) 1,2,4-TRICHLOROBENZENE 30.66 180 23511 0.94 ug/L 99 70) HEXACHLOROBUTADIENE 30.91 225 11441 0.97 ug/L 95 71) NAPHTHALENE 31.34 128 57086 1.50 ug/L 100 72) 1,2.,3-TRICHLOROBENZENE 31.88 180 45837 2.50 ug/L 99

~ a

------------------------------------------------------------------------- (##) = qualifier out of range (m) = manual integration 1126BL2.D HP110101.M Tue Nov 27 16:54:27 2001 Pace 1

NYC-WTC 000001598

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NYC-WTC_000001598Source: NYC Law Department, mirrored locally

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