GCMS analysis report sample AE09679, May 23, 2002

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GCMS laboratory report for sample AE09679 detecting unknown compounds and 2,4-DDD on May 23, 2002.

NYC-WTC_000013224–000013250

Folder label: “GCMS X 5/21/02 A 5/21/02”

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NYC 9/11 Public Portal Document Library searcn compound Report Data File : C:\MSDCHEM\l\DATA\052102\9679.D Vial: 17 Acq On : 22 May 2002 2:22 am Operator: Mclean Sample : re-extract Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 7 2-Chloroethanol Concentration Rank 7 R.T. EstConc Area Relative to ISTD R.T. 3.96 1.04 ug/L 662283 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Chloroethanol 80 C2H5C10 000107-07-3 2 2 Ethyl Chloride 64 C2H5C1 000075-00-3/2 3 2-Chloroethanol 80 C2H5C1O 000107-07-3 2 4 2-Chloroethanol 80 C2H5C10 000107-07/3 2 Abundance Scan 151 (3.966 min): 9679.D (-149) (-) m/z 47.10 100.00%

5000 35 41 47 51

58 82 _MM 44 38 360 3.80 4.00 4.20 4.40

m/z-> 4x1 Of ■ ■ i • ■1 ■ i1 ■ ‘1 f " ■ i ■ “1111 “ r1 5 10 15 20253035404550556065 70 75 808590 “11" ■ i"" i " " i" " i ■ — m/z 49.10 96.73% Abundance #108328:2-Chloroethanol 31

5000 44 360 3.80 4.00 4.20 4.40 27

_P m/z 51.10 68.95% „ 49 0 ■rrp- i ■ ■ “ i “ “ i • ■ ‘ ■ i' 33841 ,1.53 576063 76 80 ' ‘ • 11 1 1 . । I I 111 i I I I | I I I 11 “ I 11 I I I 11 TTTTFTL || 1 i ■ 111 I 1 1 । 1 i : i । i : miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 Abundance #107943: Ethyl Chloride

■ ■i■■■1i■■ ■ ■ i' ■ ' ■ i ■ ■ 360 3.80 4.00 4.20 4.40 64 m/Z 82.00 61.11% 5000-

Of —1215 44 m 25 35 31.438,-4, 49 7....... ... A mfe-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 111 ■' i ■'" i' ■ ■' i ■ ■'' i “ ■ ■ i ■ ■ ■ ■

Abundance #108293:2-Chloroethanol 31 3 60 3.80 4.00 4.20 4.40 rn/z .58.10 43.14%

5000 27 3538 43 49,53 61 80 0 ' ■ i' ■1 ■ i ■ ■1 ■ i ‘1 ■ ■ i •11 ■ i ■ ’ T ————— *r1nn—nBTnnmT n/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 3.60 3.80 4.00 4.20 4.40

9679.D 052202.M Wed May 22 11:45:23 2002 Page 10

NYC-WTC_000013238

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NYC-WTC_000013238Source: NYC Law Department, mirrored locally

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