GCMS analysis results for sample AE10307, May 2002

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Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE10307 conducted on May 17, 2002.

NYC-WTC_000045155–000045170

Folder label: “GCMS X 5/1/02 A 5/8/02”

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NYC 9/11 Public Portal Document Library Search Compound Report Data File C:\MSDCHEM\1\DATA\050802\10307.D Vial: 10 Acq On 8 May 2002 9:07 pm Operator: Mclean Sample 5/1 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 2 Tetrachloroethylene Concentration Rank 4

R.T. EstConc Area Relative to ISTD R.T. 5.16 0.30 ug/L 291435 1,4-Dichlorobenzene-d4 9.94 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Tetrachloroethylene 164 C2C14 000127-18- 2 Tetrachloroethylene 164 C2C14 000127-184 3 Tetrachloroethylene 164 C2C14 000127-18- 4 Tetrachloroethylene 164 C2C14 000127-18. Abundance Scan 354 (5.159 min): 10307.D (-350) (-) m/z 165.90 100 166 129 94 5000 ...................... )...................... ’ 11/1/11 1 11+111/4/3 1 111 11

0 ,,, I 37 Y T ,,,,,,........ I,,.i, ,1,1............ .......... I I I I I I I I I I I I I I I I I I I I I I I I I I I I I > |84 I I I I I I I I I I I I ■ । | । ! I ' | I I I I | I I I < | ■ > I I | ! I I ! | J I I I | , 111 4 80 m/z 128.85 5.00 5.20 5.40 63.19% 5.60

m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 Abundance #73050: Tetrachloroethylene 166 131 5000 94 । । | i । । । । । I । y i i i । । । । l ] r 1

4 80 5.00 5.20 5.40 5.60 47 59 m/z 163.90 62.44% 35 82

m/z-> o! TTH 14 Xi| T ‘ I3 119 1 i" " i TTT T111' i 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 H Abundance #124589: Tetrachloroethylene 166 129 > i [ i > । i | 1 । I i mriu "r ■ । । i-1 । ] r 4 80 5.00 5.20 5.40 5.60 5000 47 94 m/z 130.85 58.86% 35 59 24 82 Oi " 1 r ' " i ‘1" i" V 170 | 106 1 r ■111 " 1111 119 - • i " '11 ‘1 " i1 m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 Abundance #124590: Tetrachloroethylene ........../I............ 1 1 1 1 1 1 1 I ' ‘ ‘ 1 1 1 1 1 1 1 1 1 1 1 1 166 4 80 5.00 5.20 5.40 5.60 131 m/z 94.00 50.98%

5000 94 i 47 35 59 82 24 I 0 — 1 11 r ■11 ■11 'i1'1 ‘ r 1 r 11'i'11' r 11111''11'■''1111111 H mtz—> 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 4.80 5.00 5.20 5.40 5.60

10307.D 050102.M Thu May 09 13:52:07 2002 Page 5

NYC-WTC_000045164

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