GC/MS analysis results for sample AD30907, Jan 28 2002

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Laboratory report documenting gas chromatography mass spectrometry results for sample AD30907 conducted on January 28, 2002.

NYC-WTC_000018664–000018683

Folder label: “GCMS X 12/19/01 A 1/2/02”

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NYC 9/11 Public Portal Document Library Search Compound Report.

Data File C: \HPCHEM\ 1 \DATA\DEC3 101\30907.D Vial: 43 Acq On 2 Jan 2002 5:37 am Operator: 209 GALOS Sample gems scan 12/19a Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 3-Pentanol, 3-methyl- Concentration Rank 2

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

7.61 3.55 ug/1 740906 1,4-Dichlorobenzene-d4 11.67

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 3-Pentanol/ 3-methyl- 102 C6H14O 000077-74-7 33 2 N-Ethylformamide 73 C3H7NO 000627-45-2 9 3 Silane, tetramethyl- 000075-76-3 9 88 C4H12Si 4 1,3 -Dioxolane, 2-(3-bromo-5>5/5-tri 352 C10H16BrC13O2 000000-00-0 9 Abundance Scan 279 (7.608 min): 30907.D (-) m/ z 73.0.0 100.00% 73

5000 43 i ■1' IIIM11I 1 i ■ • 7.20 7.40 7.60 7.80 8.00 0- i ■ ■ ■ ■ i ■ ' ■ ■ i ' 38,1 .1 TT 55. .61 674— ’ ■ ■ i • ‘ 1 1 i 1 ■ ■I 1,1 1 1 I '1 49—dnu/m , 87 103 m/z 43.00 33.15% miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #63573:3-Pentanol, 3-methyl- 73

5000 1 । 141 » f 1sAt k bEH in Cgnn 7.20 7.40 7.60 7.80 8.00 55 m/z 41.00 11.76% 27 45 87 1 , 3?, 1 ■ ■ i ■ ‘ • i ■ ■ ■ ' i ■ • » 4 | » »i i ] » ’ j l i । i i miz-> 10 20 30 40 50 60 70 80 90 100 110 'Abundance #292; N-Ethylformamide 30 73 —j - ** ----» --------- / . i pi । i i j j i i r~j j ij। k i11 j

7.20 7.40 7.60 7.80 8.00 5000 m/z 45.05 11.76% 44 58 15 i > .. ■ i ■ • ■ ‘ i ■ ■ ■ 1 i ■ ‘ • i ■ ■ • • i ■ ■ ■ ■ i • ■ ■ • i • * 1 i 1 m/z-> 10 20 30 40 ;50 60 70 80 90 100 110 Abundance #62932: Silane, tetramethyl- p. ■ r. । , . > 2| . , ■ . ( 117711 73 7.20 7.40 7.60 7.80 8.00 m/z 71.00 6.88% 5000

45 15 , | 53 59 1 88 • • i ■ ■ i • 1 ‘ • i ' 1 — 1 1 i 1 1 1 1 i 1 1 • 1 1 r1 1 I । ' i i । । r faaik 'I 11 1i 1iP *r miz-> 10 20 30 40 50 60 70 80 90 100 110 7.20 7.40 7.60 7.80 8.00

30907.D GCMS1126.M Fri Jan 25 11:35:24 2002 Page 1

NYC-WTC_000018671

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Laboratory report documenting gas chromatography mass spectrometry results for sample AD30934 conducted on January 28, 2002.

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