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← Document results/DEP Box 17/524 2/8/02 - 2/9/02
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VOC analysis results, sample AE02575, Feb 8 2002

Machine-extracted title · confidence 95%

Laboratory results for volatile organic compounds in sample AE02575 analyzed on February 8, 2002.

NYC-WTC_000019571–000019729

Folder label: “524 2/8/02 - 2/9/02”

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NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\HPCHEM\1\DATA\02FEB11\2 711FB.D Vial: 10 Acq On : 11 Feb 2002 7:05 pm Operator: 201-wb Sample : nyc 524 field blank Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\HP021102.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 4 Benzene, 1,4-difluoro- Concentration Rank 3 R.T. EstConc Area Relative to ISTD R.T. 15.76 0.06 ug/L 70237 1,4-DIFLUOROBENZENE 15.10 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Benzene, 1,4-difluoro- 114 C6H4F2 000540-36-3 43 2 Benzene, 1,3-difluoro- 114 C6H4F2 000372-18-9 37 3 Benzene, 1,2-difluoro- 114 C6H4F2 000367-11-3 37 4 2-Imidazolidinone, 1,3-dimethyl- 114 C5H10N2O> _______ 000080-73-9 7 Abundance Scan 681 (15.756 min): 2711 FB.D (-) m/z 114.15 100.00%! 1 4

5000 88 III* E। 63] 15.40 15.60 15.80 16.00 J

niz-> mpmmmm 37 44 57 70 75 fmpm m/z88.10 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115120 30.09 Abundance #64097: Benzene, 1,4-difluoro- 1 4

5000 15.40 15.60 15.80 16.00 " ' ' 63 88 m/z 63.05 20.23% 50 57 75 Ki 81 | 94 " 11 n 1111111 h h 111 h 1111111111111 171lll|llll|-l llnillllllllltllll.il Hl |llll|l ll '"‘I""! v/z-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110 115 120 Abundance #64098: Benzene, 1,3-difluoro- 1 4

-15.40 15.60 15.80 16.00 " 1 ' 5000 m/z 50.05 14.315 63 88 37 50 57 57 68 75 | 94 , I I J. . I l t,... (..,, |..,. [.... (. I,. |. I 11. . I . ( ,,,, |..., ,... I 1111 I | I I I I | 111! |l-l rr) I I t I | I! I | | I l i I | 111, | mz-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115120 Abundance #64096: Benzene, 1,2-difluoro- 1 4 15.40 15.60 15.80 16.00 " ' ' m/z 61.95 10.05% 5000

63 88 37 50 57 TTTm*pmppm 75 94 m/z—> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115120 15.40 15.60 15.80 16.00 '

2711FB.D HP021102.M Fri Feb 15 13:23:31 2002 Page 4

NYC-WTC_000019695

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NYC-WTC_000019695Source: NYC Law Department, mirrored locally

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