GCMS analysis results for sample AE12474, June 2002

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Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE12474 conducted on June 4, 2002.

NYC-WTC_000014102–000014124

Folder label: “GCMS X 5/24/02 A 5/28/02”

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NYC 9/11 Public Portal Document ulprary searcn compound Keporc Data File : C:\MSDCHEM\l\DATA\052 8 02\12 4 74.D Vial: 12 Acq On : 28 May 2002 11:15 pm Operator: McLean Sample : 5/24 ad 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 2 Methylene Chloride Concentration Rank 3

R.T. EstConc Area Relative to ISTD R.T. 3.75 2.08 ug/L 1277360 1,4 -Dichlorob'enzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qua

1 Methylene Chloride 84 CH2C12 000075-09-2 9 2 Piperidine, 1,1'-dithiobis- 232 C10H20N2S2: 010220-20-9 9 3 Piperidine 85 C5H11N 000110-89-4/4 4 Prolin, N-methyl-, butyl ester 185 C10H19NO2 1000152-96/3 1 Abundance Scan 114 (3.749 min): 12474.D (-110) (-) m/z 49.10 100.00% 49 84

5000

35 44 70 ■ 1 i 1 ■ ■ ' i ■ ■ ■ 1 i ■ • ■ ■ i ' ■ ■ ■ i ■ 52 3.40 3.60 3.80 4.00

miz-> 01 I5 1’**’115’’111L’1**’’1 —h 38 4 hmmpapm 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 ‘ 21101313 7 m/z 84.00 74.11%| Abundance #111041: Methylene Chloride 40 84 5000 ' ■ I ' ‘ ' I ‘ ‘ 1 I 1 1 ' 1 I ' 1 1 1 1 1 3.40 3.60 3.80 4.00 46 m/z 44.10 22.22% 2629 41 | 59 65j.. ।। 73 152 > 11। 77 88 01 1WTLWTPTTTTTT*ITTH fr>> > 111,.. 11,, I Hmp miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #33817: Piperidine, 1,1 ’-dithiobis- 84 ■ ■ । ‘ •11 ■ ■ ■11 ‘ । ■ < • • । ■ 55 3.40I 3.60 3.80 4.00 | 5000 m/ z 35.10 20.14%

niz-> 0, I5 TTTTTTTTTTp-TTTp-rTTp-r 4144 , 52,

10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 „s74 81 kmme MMM MMMan Abundance #33820: Piperidine ■ 1 i ■ ■ ■ 1 i ■ ■ • ■ r ■ ■ ■ ■ i ■ ‘ ■ 1 i ■ 84 3.40 3,60 3.80 4.00 m/z 69.90 19.15% 5000 57 29 44 41 70

niz-> 0< —518,28/323534 TTTHH 5154 67 | 79 < > “ 1»1 n I1»“ I ■ “1 i ■11 tmpuup ■ ' l 1 ■ ■ ■ i • ■ • ■ । । । । । i i । । > 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 3.40 3.60 3.80 4.00

12474.D 052202.M Thu May 30 10:42:58 2002 Page 5

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GCMS analysis results for sample AE12472, June 2002 · Box DEP Box 15

NYC-WTC_000014054

Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE12472 conducted on June 4, 2002.

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