VOC analysis results, sample AE09097, April 24, 2002

NYC 9/11 Public Portal Document

Data File : C:\MSDCHEM\l\5973N\02APR24\9391F.D Vial: 15 Acq On : 25 Apr 2002 5:50 am Operator: Sample : nyc; fb Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\MSDCHEM\1...\W042302.M (RTE Integrator) Title : VOC method 8260 Library- : C:\DATABASE\WILEY7N. L ********************************************************************* Peak Number 2 Benzene, 1,4-difluoro­ Concentrat ion Rank 1 R.T. EstConc Area Relative to ISTD R.T.

18.47 0.05 ug/L 33275 1,4-Difluorobenzene 17.70

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Benzene, 1,4-difluoro- 114 C6H4F2 000540-36-3 90 2 Benzene, 1,2-difluoro- 114 C6H4F2 000367-11-3 90 3 Benzene, 1,3-difluoro- 114 C6H4F2 000372-18-9 87 4 Benzene, 1,3-difluoro- (CAS) $$ ... 114 C6H4F2 000372-18-9 81 Abundance Scan 1483 (18.475 min); 9391 F.D (-) m/z 114.00 100.00% 1 4

5000

50 57 03 gg 74 88 44 81 18.20 18.40 18.60 18.80 0 r-h- m/z 88.10 17.08% ■n/z-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110 115 120 Abundance #14694; Benzene, 1,4-difluoro- 1 4

5000 18.20 18.40 18.60 18.80 63 88 m/z eXTop 15.20% 50 .57 75 81 I 94 0 ................ Ill -+t i''" I Tl/Z-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110 115120 Abundance #14687; Benzene, 1,2-difluoro- 1 4

18.20 18.40 18.60 18.80 553 m/z50.10 9.01%

63 88 50 57 I X touu 3.7 75 94 0 I''' ‘ I' I'' I"' ‘ I 'I...... I..... Ill ........... ...................................................... ■.................................................

Ti/z-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110115 120 Abundance #14689; Benzene, 1,3-difluoro- 1 4 18.20 18.40 18.60 18.80 m/z56.90 8.72%

5000

63 88 0 37 50 57 'l'"i|J,,|iill| 68 75 A 94 ...... A, I ' ' ' ' I ' ' ■n&-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 18.20 18.40 18.60 18.80

3391F.D W032602.M Fri Apr 26 12:01:07 2002 Page 4

NYC-WTC_000082336