GCMS analysis results, sample AE09971, May 2002

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Laboratory report for sample AE09971 showing surrogate recovery and unknown compounds from May 9, 2002.

NYC-WTC_000044071–000044093

Folder label: “GCMS X 4/25/02 A 5/7/02”

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Data File C:\MSDCHEM\1\DATA\050602\9977.D Vial: 19 Acq On 7 May 2002 2:22 am Operator: Mclean Sample 4/25 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 Ethanone, 1-cyclopropyl- Concentration Rank 7

R.T. EstConc Area Relative to ISTD R.T.

3.73 0.31 ug/L 205570 1,4-Dichlorobenzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Ethanone, 1-cyclopropyl- 84 C5H80 000765-43-5 5 2 4-Penten-2-one 84 C5H80 013891-87-7 4/ 3 Furan, 2,3-dihydro-5-methyl- 84 C5H80 001487-15-6/4 4 Furan, 2,3-dihydro-5-methyl- ______ 84 C5H80 001487-15/6 4

i Abundance Scan 111 (3.731 min): 9977. D (-100) (-) m/z 43.10 100.00% 43

5000 MM—A-AAns/ WW/ T I' I ' III I I I I I I I I I I I 84 3.40 3.60 3.80 4.00 37 49 59 63 - ...... puli ir •1 ■ i1 ■1' i 1111 1188 'Hr1"r1 m/ z 84.00 15.08% m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #109806: Ethanone, 1 -cyclopropyl- 43 "Ww 69 5000 3.40 3.60 3.80 4.00 39 84 m/ z 49.10 11.44% 15 27 12 | 18 1 31 36, , 50 5558 6265 T I "71111'11 111111 111111111 11' i -111'' । f ■ ■ ।. 11 ■. < I. TH m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #109203: 4-Penten-2-one 43 ’ I’’’ r-r . । ! . . > । t । > ) 3.40 3.60 3.80 4.00 5000 m/z 83.00 9.42%

. 39 28 II, I I I I ATT I I I I I I I I I I 1 I 1 I I I I I I I I I I I I I 1 r 11111" 1 r 1 ■11111 ‘ i mlz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 . , . . ri............. O' , Abundance #6978: Furan, 2,3-dihydro-5-methyl- 7ndt 1 1 1 1 ’’ 1 I ' ' 1 ' I ' • ' 1 I 43 3.40 3.60 3.80 4.00 m/z 59.10 9.12%

5000 84 39 27 54 69 III Ip1, nji 81 51 11 58 65 । 72 r '111r 1 r' i I. 10- TH | i i । । । । rri । । । 111111111111111111111 1 1 i ' ' 1 । 1 1 1 ' i ■ 1 1 1 । /z-> 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

9977.D 050102.M Tue May 07 15:54:22 2002 Page 7

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GCMS analysis results, sample AE09970, May 2002 · Box DEP Box 25

NYC-WTC_000043976

Laboratory report for sample AE09970 showing surrogate recovery and unknown compounds from May 9, 2002.

1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998