GCMS analysis results for sample AE00169, Jan 2002

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Laboratory report for sample AE00169 documenting detection of unknown compounds and surrogate recovery on January 28, 2002.

NYC-WTC_000050519–000050538

Folder label: “GCMS X 1/4/02 A 1/24 - 1/25/02”

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NYC 9/11 Public Portal Document **LY ***** -—L’

Data File : C:\MSDCHEM\1\5973N\O2JAN24\00169.D Vial: 2 • Acq On : 24 Jan 2002 3:48 pm Operator: Sample : 508scan Inst : Instrumen Mise : January 24, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\SCAN508.M (RTE Integrator) Title : 508 scan method Library- : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 8 2-Propanol, 1-(2-methoxy-l-... Concentration Rank 4

R.T. EstConc Area Relative to ISTD R.T. 9.53 0.46 ug/L 228975 l,4-Dichlorobenzene-d4 9.72 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Propanol, 1-(2-methoxy-1-methy... 148 C7H16O3 020324-32-7 72 2 Ethane, 1-ethoxy-l-methoxy- 104 C5H1202 010471-14-4 64 3 2-Pentanol, 2-methyl- 102 C6H140 000590-36-3 53 4 BIS(1-METHYL-2-HYDROXYETHYL)ETHER 134 C6H1403 000000-00-0 50 Abundance Scan 539 (9.527 min): 00169.D (-) m/z 59.10 100.00% 59

5000 45 73 103 ... N 9.20 9.40 9.60 -r-r-r-r-j- 9.80

miz-> 20 • i ■ ■ ■ ■ i ■ 30 341 40 ———50 —60 70 TT-rr 1 । 80 86 ■111 ■ ‘ 90 100 । । ■1 ■ ■ । ■ ■ ■ ■ । 110 120 ‘ । 130 ■ m/z 45.10 39.84% Abundance #43943:2-Propanol, 1-(2-methoxy-1 -methylethoxy)- $$ Dipro... 59

5000 ————— 45 103 9.20 9.40 9.60 9.80 73 31 m/z 103.10 31.23% --- 11.8 — —PP 7-r-r-r-r-p-TT-r-p-r 130 miz-> 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #10235: Ethane, 1 -ethoxy-1 -methoxy- 59 45 9.20 9.40 9.60 9.80 5000 m/z 73.10 26.26% 73 89 27 —1PP4 131'1 103____________ • i * ■ ■ ■ i ■ ■ ■ ■ i 1 ■ • 1 i ■ ' ' ' i ' ■ ■ ■ i ■ ■ ■ • i ■ 1 ■nfz-> 20 30 40 50 60 70 80 a) 100 110 120 130 Abundance #9635:2-Pentanol, 2-methyl- ' ' I ' ■ ' ■ i ■ ■ 59 9.20 9.40 9.60 9.80 m/z 41.10 19.27% 45 5000

31 87 ... i ■ • 69

rnfe-> 20 30 laaajs +# t^-r • ।'11■1,111■‘■।■■■■।•■ ■ ■ । ■1 ■11 ■ ■ 40 50 60 70 80 90 100 110 120 130 —mm 9.20 9.40 9.60 9.80

30169.D SCAN508.M Fri Jan 25 10:25:59 2002 Page 10

NYC-WTC_000050532

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