GC/MS analysis results for sample AE11414, May 28 2002

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Laboratory report documenting gas chromatography/mass spectrometry analysis of sample AE11414 conducted on May 28, 2002.

NYC-WTC_000025289–000025303

Folder label: “GCMS X 5/15/02 A 5/18/02”

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NYC 9/11 Public Portal Document OCaLii wOpOuliU RCPUL L

Data File : C:\MSDCHEM\1\DATA\051702\11413.D Vial: 22 Acq On : 18 May 2002 6:43 am Operator: Mclean Sample : 5/15 eh Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 3 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 5.98 16.49 ug/L 15810700 1,4 -Dichlorob'enzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS#

1 2-Pentanone, 4 -hydroxy-4 -methy1- 116 C6H12O2 000123-42-2 90 2 2-Pentanone, 4 -hydroxy-4 -met hyl- 116 C6H12O2 000123-42-2 64 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 40 4 Acetone____ 58 C3H60 000067-64-1 32 Abundance Scan 494 (5.982 min): 11413.D (-479) (-) m/z 43.10 100.00% 43

5000 59 101 5.60 5.80 6.00 6.20 6.40 O+ ...................... 38 1 1 48' I 53 ' 1 i ■ • , 69 77 83 , | 11 i //L--/1/1/—/I1’* 11 I 1 ‘ 1 lid > I 1 I I 1 ■ i ■ ■ ■ ■ i ' 1 1 1 I ' m/z 59.10 35.73% miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 5.60 5.80 6.00 6.20 6.40 m/z 58.10 22.98% 15 101 01 ............... . 1 I 1 26,31438,1 +53+ । | ' ■ ■ ■ । 83 ■ i ■' । ■ - Tl/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43

5.60 5.80 6.00 6.20 6.40 5000 m/z 101.10 14.04% 59 — 101 01 n-1 ■ * * r 27,32. 38,1 +48,53+ 67 72 77 83 । I 1 ' ■ ' । ‘ । 1 । ‘ 91 96, | । 1 । ' । । > ‘ । । । । miz-> 10 20 30 40 so 60 70 80 90 100 110 Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 1 — । । । । । । । । 43 5.60 5.80 6.00 6.20 6.40 m/z 41.20 6.06% 5000 59

92 — 101। m/z-> 0 .10....... 20 ..... 30 38,40 Imy । ‘I 50 83 93 I ' ' 1 1 i 1 ' ■ ' i 1 1 1 ' i ' 1 1 1 1 1 1 1 1 1 1 60 70 80 90 100 110 5.60 5.80 6.00 6.20 6.40

11413.D 050102.M Tue May 21 15:56:27 2002 Page 6

NYC-WTC_000025299

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GC/MS analysis results for sample AE11416, May 28 2002 · Box DEP Box 18

NYC-WTC_000025319

Laboratory report documenting gas chromatography/mass spectrometry analysis of sample AE11416 conducted on May 28, 2002.

1 shared topics · Same agency, volume and box · similarity 0.996