GCMS analysis results for sample AE12161, June 2002

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Laboratory report documenting GCMS analysis of sample AE12161 conducted on June 5, 2002.

NYC-WTC_000013624–000013642

Folder label: “GCMS X 5/22/02 A 5/23/02”

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NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\052302\12161.D Vial: 14 Acq On : 23 May 2002 8:33 pm Operator: Mclean Sample : 5/22ad 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 9 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 5.93 9.72 ug/L 5455810 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2(83 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 78 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 72 4 Acetic acid, 1,1-dimethylethyl e... 116 C6H12O2 000540-88-5 40 Abundance Scan 485 (5.929 min): 12161 ,D (-479) (-) m/z 43.10 100.00% 43

5000 59 ■ ■ i 1 1 • ■ 1 1 ■ ‘ 1 i 18+ । । i i i । । 101 5.60 5.80 6.00 6.20 83 0+ ■ ■ i • ■ ■ ■ i 11 > > ।1 1 37, '5053, 60 , | I ■ ■ • ■ i ■ • 1' i ,t‘,'11 1 ‘ 11111 । ' । 1 1111 ' 117 125 11 m/z 59.10 33.34% miz-> 10 20 30 40 70 80 90 100 110 120 130 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 .. V.. 5.60 5.80 6.00 6.20 59 m/z 58.10 20.25% 27 37 101 0 53, _............ 1,11 211] +TTt 67 77 83 91 , | I ■ ■ ■ ■ i ■ ■ ■' i ■ ■ ■ ' i • ■ ■11' ■ ■ ■ i ■ ■ ■ ■ i ■ ■ ■ ■ i ■ ■

iz-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109755:2-Pentanone, 4-hydroxy-4-methyl- 43 5.60 5.80 6.00 6.20 5000 m/z 101.10 12.06% 59

15 101

mfz—> 04 TTIBn 10 20 713]30 ,37,140 +53+ 50 83 , | ' I ■ ■ ‘ ■ i • ■ ■ ■ i

60 70 80 90 100 110 120 130 ■ ■ i '1 ■1 i1 ' ■ ■ i • ■ ■ 11 ■ ■ ■ ■ i ■ ■

Abundance #109756:2-Pentanone, 4-hydroxy-4-methyl- TI 43 5.60 5.80 6.20 m/z 41.05 5.75% 50001 59

........ . 37 33 . 83 93 101 | 0 ■' i■■■■i1■ 11 । • > । 'i । —TTT I ‘ ‘ • ■ i ■ ’ ■ ■ i ■ ‘ ■ i ■ ■ ■1 i1 ‘ ‘ ■ i ■ ■ ■ ■ i ■ ■ • • i ■ ■

n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 5.60 5.80 6.00 6.20

12161.D 052202.M Wed May 29 09:54:44 2002 Page 11

NYC-WTC_000013639

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NYC-WTC_000013639Source: NYC Law Department, mirrored locally

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