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GCMS analysis results for sample AE09569, May 2002

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Laboratory report documenting GCMS analysis of environmental sample AE09569 conducted on May 15, 2002.

NYC-WTC_000022938–000022952

Folder label: “GCMS X 5/8/02 A 5/10/02

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NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\050902\9569.D Vial: 24 Acq On : 10 May 2002 10:51 am Operator: Mclean Sample : 5/8 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 2-Pentanone, 5-hydroxy- Concentration Rank 5

R.T. EstConc Area Relative to ISTD R.T. 7.73 0.30 ug/L 341432 1,4-Dichlorobenzene-d4 9.94 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 5-hydroxy- 102 C5H10O2 001071-73-4 36 2 3-Oxetanol, 2,2,3-trimethyl- 116 C6H1202 025910-96-7/25 3 2 -Hexanone, 4 -methyl- 114 C7H140 000105-42-0 25 4 2-Propanone, 1-(1-methylethoxy)- 116 C6H1202 042781-12-4 17 Abundance Scan 791 (7.727 min): 9569. D (-785) (-) m/z 43.10 100.00% 4(3

5000 58 87 98 1 1 ' i ■ 1 7.40 7.60 7.80 8.00 0- _________ ________________ Ml ' ■ l - - ■ ' I - ■ ■ ■ l ■ 1 ■ ■ j ■ +491——— 1 1 1 1 1 ■ I ----- m/z 58.10 37.40% /z-> 10 20 30 40 50 60 70 801 90 100 110 120 Abundance #109714: 2-Pentanone, 5-hydroxy- 4(3

wWWwMW' WWwad 5000 58 7.40 7.60 7.80 8.00 31 m/z 41.10 15.71% 84 1, , .............................102.................. nfe-> 0- . ................ 1 ■ i ■ ' ■ 1 i 1 1 ‘ । । । । । । | । 10 20 30 40 +5144 50 60 I ' 1 ‘ 1 1 1 ' ' M ' 1 ' ' I ■ ■ ■ I | I I I I | | | I M 1 1 70 80 90 100 110 120 Abundance #5761:3-Oxetanol, 2,2,3-trimethyl- 43 kiatk. I (My, whil qlh, 7.40 7.60 7.80 8.00 5000 m/z 87.10 15.28% 58

29 71 86 0- ' ' I ' ' " I ' ' 1 13744 +4- 51,11—6544, 79.... 21 98 ‘ ' I 1 1 ' M ‘ ' M ‘ ' n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #5737:2-Hexanone, 4-methyl- 43 7.40 7.60 7.80 8.00 m/z 98.00 13.25% 58 5000

15 27

m/z-> 0 ... i....11.1371,1 —r 51441 65 71 77 85 10 20 30 40 50 TTTTTIPPPT — 60 70 80 90 100 110 120 99 114 ' ' I 1 ' ' ' I ' 7.40 7.60 7.80 8.00

9569.D 050102.M Mon May 13 11:45:35 2002 Page 5

NYC-WTC_000022947

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NYC-WTC_000022947Source: NYC Law Department, mirrored locally

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