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

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\02FEB27\0227B2.D Vial: 2 Acq On : 27 Feb 2002 9:21 am Operator: Sample : lab blank 2 Inst : 210 Mise : February 27, 2002 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 2 Benzene, 1,4-difluoro- Concentration Rank 1

R.T. EstConc Area Relative to ISTD R.T. 16.36 0.05 ug/L 22535 1,4-DIFLUOROBENZENE 15.58 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Benzene, 1,4-difluoro- 114 C6H4F2 000540-36-3 50 2 Benzene, 1,2-difluoro- 114 C6H4F2 000367-11-3 47 3 Benzene, 1,3-difluoro- 114 C6H4F2 000372-18-9 37 4 2,4-Imidazolidinedione, 5-methyl- 114 C4H6N2O2 000616-03-5 25 Abundance Scan 1157 (16.355 min): 0227B2.D (-) m/z 114.05 loo.00%

m/z-> 5000

Abundance 63 .11........................ i I If 111 ’ ’41 ’ I T 11 ■ ■ ■ ■ ।1 75 88 135 TTTTT 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 1 4

#2864: Benzene, 1,4-difluoro- 1 14 189 i' • ■ ■ i • ■ ■■i ■ ■■ • i ■" ■ i ■ ■ X16-00 16.20 16.40 16.60 m/z 88.05 22.46%

5000 * I ' T ' ' I * ‘ 63 16.00 16.20 16.40 16.60 m/z 63.05 14.73%

ha/s 50 , 88 37 I .,, ,t,,1, ..ih ,,.,, — TPITT n m/z-> 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 Abundance #2863: Benzene, 1,2-difluoro- 1 4

16-00 16.20 16.40 16.60 5000 m/Z 62.05 11.46%

63 88

49 - 75 "‘n‘ ■11" ■ ■ i “ ■ ■ i ■ “' i" ■ ■ i ■ ■ ■' i l ' “ ‘ ' m/z-> 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 Abundance #2865: Benzene, 1,3-difluoro- ‘IT T 1 4 16.00 16-20 16.40 16.60 m/Z 75.15 11.26%

5000 63 88 W m/z—> .27“—— 30 40 50 60 75 70I I । TPpe i■• “ i■■■•i'■" i ■ ■ • ■ i ■ ■■ ■ i “ ■ ■ i 80 90 100 110 120 130 140 150 160 170 180 190 ■ i • J » * 1 1 1 * ’ ‘ 1 * ’ 4I*’*8I ’ 16.00 16.20 16.40 16.60

0227B2.D HP021102.M Thu Feb 28 09:06:29 2002 Page 2

NYC-WTC_000020463

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