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VOC analysis results, sample AE10240, May 3, 2002

Machine-extracted title · confidence 90%

Laboratory report for volatile organic compounds in sample AE10240 dated May 3, 2002.

NYC-WTC_000082778–000082898

Folder label: “524 5/3/02 - 5/4/02

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NYC 9/11 Public Portal Document Liiorary search Compound Report

Data File C:\MSDCHEM\l\5973N\02MAY03\10515.D Vial: 20 Acq On 4 May 2002 12:54 am Operator: Sample nyc Inst : Instrumen Mise Multiplr: 1,00 MS Integration Params: LSC.P Quant Method : C:\MSDCHEM\1...\W050302.M (RTE Integrator) Title : VOC method 8260 Library : C:\DATABASE\WILEY7N. L ********************************************************************* Peak Number- 2 Benzene, 1,2-difluoro- $$ B... Concentration Rank 2

R.T. EstConc Area Relative to ISTD R.T. 18.47 0.03 ug/L 16665 1,4-Difluorobenzene 17.70 Hit# of 5 Tentative ID MW MolForm CAS# Qual _____ k___ . 1 Benzene, 1 ,‘2-difluoro- $$ Benzen. . . 114 C6H4F2 000367-11-3 90 2 Benzene, 1,3-difluoro- $$ Benzen... 114 C6H4F2 000372-18-9 83 3 Benzene, 1,3-difluoro- (CAS) $$ ... 114 C6H4F2 000372-18-9 68 4 Benzene, 1,4-difluoro- X Benzen... 114 C6H4F2 000540-36-3 64 i\bundance Scan 1482 (18.465 min): 10515.D (-) m/z 114.05 100.00% 114

5000

63 88 44 50 57 68 75 83 94 18.20 18.40 18.60 18.80 0 .................. InTz 63.00 22.68% Ti/z-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110115 120 Abundance #14688: Benzene, 1,2-difluoro- $$ Benzene, o-difluoro- $$ ... 1 4

axil A L 18.20 18.40 18.60 18.80 •63 88 m/z 88.00 18.68% 49 68 75 81 94 0 ' I'''' r''' I'''' I'''' I" '' p ''' I' I h ' ‘ I' I''' H'''' J''' I'' ' I' ’' h '' ’' I'''' r ''' r ''' i'''' I'''' Tl/Z-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110115 120 Abundance #14690; Benzene, 1,3-difluoro- $$ Benzene, m-difluoro- $$ ... 1 4 A 18.20 18,40 18.60 18.80 5000 m/z57.00 8.37% 63 88 50 57 75 81 94 . .. 4. I"|,l MX 0 tVz-> Abundance 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110115120 #14691: Benzene, 1,3-difluoro- (CAS) $$ 1,3-Difluorobenzen... 1 4 Li 18.20 18.40 18.60 18.80 m/z74.80 7.42%

5000

0 50 7 I 70 75 81 94 ..................... ............................................ I,, ........ .. ........................... . I ■nfe-> 30 35 40 45 . 50 55 60 65 70 75 80 85 90 95 100 105110115 120 18.20 18.40 18.60 18.80

.0515.D W050302.M Mon May 06 10:32:25 2002 Page 4

NYC-WTC_000082867

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NYC-WTC_000082867Source: NYC Law Department, mirrored locally

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