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VOC analysis results, sample AE03934, Feb 27 2002

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Laboratory results for volatile organic compounds in sample AE03934 analyzed on February 27, 2002.

NYC-WTC_000020459–000020546

Folder label: “524 2/27/02

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NYC 9/11 Public Portal Document

Quantitation Report (Not Reviewed) Data File : C:\HPCHEM\1\DATA\02feb27\0227GR5.D Vial: 8 Acq On : 27 Feb 2002 2:25 pm Operator: Sample : gas ref 5 Inst : 210 Mise : February 27, 2002 Multiplr: 1.00 MS Integration Params: GAS5.P Quant Time: Feb 27 15:05 2002 Quant Results File: HP021102.RES

Quant Method : C:\HPCHEM\1\METHODS\HP021102.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Wed Feb 13 14:20:56 2002 Response via : Initial Calibration DataAcq Meth : HP021102

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

1) 1,4-DIFLUOROBENZENE 15.58 114 1140683 5.00 ug/L 0.00 21) CHLOROBENZENE-D5 23.35 82 615294 5.00 ug/L 0.02 49) 1,4-DICHLOROBENZENE-D4 29.41 152 482691 5.00 ug/L 0.02

System Monitoring Compounds 2) 1,2-Dichloroethane-d4 14.63 65 280001 5.78 ug/L 0.00 Spiked Amount 5.000 Recovery = 115.60% 22) Toluene-d8 19.49 98 1442313 4.64 ug/L 0.00 Spiked Amount 5.000 Recovery = 92.80% 50) 4-Bromofluorobenzene 26.40 95 496022 4.92 ug/L 0.02 Spiked Amount 5.000 Recovery = 98.40%

Target Compounds Qvalue 3) DICHLORODIFLUOROMETHANE 4.22 85 433792 5.58 ug/L 100 4) CHLOROMETHANE 4.84 50 421816 6.54 ug/L 94 5) VINYL CHLORIDE 4.90 62 582379 6.99 ug/L 99 6) BROMOMETHANE 5.74 96 262119 5.03 ug/L 100 7) CHLOROETHANE 5.88 64 338100 6.69 ug/L 99 8) TRICHLOROFLUOROMETHANE 6.40 101 529937 7.06 ug/L 99 11) METHYLENE CHLORIDE 8.99 49 10857 0.11 ug/L 83 12) METHYL TERT BUTYL ETHER 9.32 73 24939 0.19 ug/L 97 68) 1,2,4-TRICHLOROBENZENE 34.80 180 55286 1.95 ug/L 93 69) HEXACHLOROBUTADIENE 35.13 225 13670 0.51 ug/L 77 70) NAPHTHALENE 35.61 128 130731 4.73 ug/L 97 71) 1,2,3-TRICHLOROBENZENE 34.80 180 55286 1.95 ug/L 93

(#) = qualifier out of range (m) = manual integration 0227GR5.D HP021102.M Wed Feb 27 15:05:51 2002 Page 1

NYC-WTC_000020476

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