Volatile organic compounds analysis results, April 29, 2002

NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\MSDCHEM\1\5973N\02APR29\10021F.D Vial: 17 Acq On : 30 Apr 2002 /:51 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- Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T.

18.47 0.06 ug/L 24553 1,4-Difluorobenzene 17.70

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Benzene, 1,4-difluoro- 114 C6H4F2 000540-36-3 80 2 Benzene, 1,3-difluoro- (CAS) $$ ... 114 C6H4F2 000372-18-9 80 3 Benzene, 1,3-difluoro- 114 C6H4F2 000372-18-9 80 4 Benzene, 1,2-difluoro- 114 C6H4F2 000367-11-3 72 Abundance Scan 1482 (18.465 min): 10021F.D (-) m/z 114.05 100.00% 1* 4

5000

88 ................... • ‘ i ■ ■

0! 44 | 50 1 i 1 1 1 ' i ■ ■ ■ ‘ i ■ 1 ■ ■ I ■ 57 63 68 74 83 ----- —4 94 I_____ 18.20 18.40 18.60 18.80 m/z88.00 18.73% ■ ' i • ' niz-> 20 30 40 501 60 70 80 90 100 110 120 Abundance #14694: Benzene, 1,4-difluoro- 1 4

5000 ■ ■ i ‘ 1 ■ i ■ ■ ■ • i ■ ■ 18.20 18.40 18.60 18.80 63 88 m/z 63.10 12.20% 50 57 75 81 | 94 0 ' i ■ ■ ■ ■ i ' ■ ■ ■ i ‘ 41 mz-> Abundance 20 30 40 50 60 70 80 90 100 110 #14692: Benzene, 1,3-difluoro- (CAS) $$ 1,3-Difluorobenzen... 11387 1 4 4 18.20 18.40 18.60 18.80 5000 m/z 50.00 11.29%

-63 88 26 31 39 44 50 5/ | Of T111313—111**7111-113110111111111 —1—3U(T j_______ 75 81 194 ■ ■ i ■ ■ niz-> 20 30 40 50 60 70 80 90 100 110 120 Abundance #14689: Benzene, 1,3-difluoro- 1 4 18.20 18.40 18.60 18.80 m/z 115.00 9.18% 5000

63 RR 37 I r 1 1 150I ' ■ 57 1 68 75 | 94 ' ' l'1 • I I I I i'i I I I m I | , I', I I I I I | I 1 j_______ o- ■ I ‘ ‘ I ' ' • • I ‘ ' T n/z-> 20 30 40 50 60 70 80 90 100 110 120 18.20 18.40 18.60 18.80

10021F.D W042302.M Tue Apr 30 09:46:43 2002 Page 4

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