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VOC analysis results, sample AE10023, April 30, 2002

Machine-extracted title · confidence 90%

Laboratory report for volatile organic compounds in sample AE10023 dated April 30, 2002.

NYC-WTC_000082619–000082776

Folder label: “524 4/30/02 - 5/1/02

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NYC 9/11 Public Portal Document Library Search Compound Report

Data File C:\MSDCHEM\l\5973N\02APR30\10164.D Vial: 13 Acq On 1 May 2002 12:06 am . Operator: Sample nyc Inst : Instrumen Mise Multiplr: 1.00 MS integration Params: LSC.P

Quant Method : C:\MSDCHEM\1...\W042302.M (RTE Integrator) Title : VOG method 8260 Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 2 Benzene, 1,3-difluoro- Concentration Rank 3 R.T. EstConc Area Relative to ISTD R.T. 18.48 0.05 ug/L 24080 1,4-Difluorobenzene 17.71 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Benzene, 1,3-difluoro- 114 C6H4F2 000372-18-9 90 2 Benzene, 1,2-difluoro- $$ Benzen... 114 C6H4F2 000367-11-3 90 3 Benzene, 1,4-difluoro- 114 C6H4F2 000540-36-3 87 4 Benzene, 1,3-difluoro- $$ Benzen... 114 C6H4F2 000372-18-9 87 /Abundance Scan 1484 (18.485 min): 10164.D (-) m/z 114.10 100.00% 1 4

5000 63 88 44 50 57 75 70 75 70 83 94 18.20 18.40 18.60 18.80 0 '' I'''' I " " I ‘ T I p . JI I r r 1 j 1 I I I I I , , , I I . I I I , II J , m/z 63.00 23.72% Tn/2-> 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

5000 ‘ ' I ' ' 18.20 18.40 18.60 18.80 63 m/z 88.10 23.05% 88 37 68 75 94 0 " I"' 11' I" I" " 11'" I" " 111" I ...... TTTt- TT/z-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110115 120 Abundance #14688: Benzene, 1,2-difluoro- $$ Benzene, o-difluoro $$ ... 1 4

18.20 1 8.40 18.60 18.80 5000 m/z56.90 8.59% 63 88 49 68 75 81 94 ''' I''' h'"' I''" I"" I''

Ju 0 TTpTTTj^TTTpnnTyrTTtpT-rr^ ................ I Ti/z-> Abundance 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110115 120 #14694: Benzene, 1,4-difluoro- 1 4 i 18.20 18.40 18.60 18.80 m/z94.10 7.67%

5000

63 88 50 57 75 81 I 94 0 ............................ -'■4........Iii|+tli| . ................... I'-'I....... nZz-> 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

L0164.D W042302.M Wed May 01 14:36:40 2002 Page 4

NYC-WTC_000082722

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NYC-WTC_000082722Source: NYC Law Department, mirrored locally

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