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GCMS analysis results for sample AD26827, Dec 21 2001

Machine-extracted title · confidence 100%

Laboratory report documenting GCMS analysis of sample AD26827 identifying unknown compounds on December 21, 2001.

NYC-WTC_000032172–000032181

Folder label: “GCMS X 11/7/01 A 12/6/01

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Scanned page image, NYC-WTC_000032179
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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\DEC21O1\26827.D Vial: 55 Acq On : 21 Dec 2001 4:12 pm Operator: 209 GALOS Sample : gc/ms scan 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 N-Ethylformamide Concentration Rank 1

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

7.60 3.86 ug/1 946743 1,4-Dichlorobenzene-d4 11.68

Hit# Of 5 Tentative ID MW MolForm CAS# Qual

1 N-Ethyl formamide 000627-45-2 9 73 C3H7NO 2 1,3 -Dioxolane , 2-methyl- 000497-26-7 9 88 C4H802 3 Silane, tetramethyl- 000075-76-3 9 88 C4H12Si 4 1,3-Dioxolane, 2-(3-bromo-5,5,5-1ri 352 C10H16BrC13O2 000000-00-0 9 Abundance Scan 278 (7.599 min): 26827.D (-) m/ z 72.95 100.00% 73

5000 43

!....... 87 .........103 , 7.20 740 7.60 7.80 8.00 38, I 49 55 67, i 1 I' ' 1 1 I >■>‘•‘>*1 ■ 'i m/z 43.05 29.51% m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #292: N-Ethylformamide 30 73

5000 - 58 7.20 7.40 7.60 7.80 8.00 44 m/ z 45 : 0.5 11.01% 15 1 1 ' ' 'I . . m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance | #62902: 1,3-Dioxolane, 2-methyl- 73 7.20 7.40 7.60 7.80 8.00 5000 - 43 m/ Z 41.00 10.91% « 58 27 87

m/z-> Abundance 10 20 30 ■ ■ i 1 1 ■ ■ i ' ' ’ ' i ■ ■ ■ ■ 40 50 ___ 60____ 70 #845: Silane, tetramethyl- i ■ ■ • ■ i ■ ■ ■ ■ i ■ 1 ■ 1 I 1 1 ' J i ' ■

73 80 90 100 110 ... A 7.20 7.40 7.60 7.80 8.00 m/Z 71.0.0 6.58% 5000 -

45 15 i ' ' ■ ' i 1 ' 31 ■ ■ i'' -5 —60 i ■ ■ ■ ■ i 88 ' i ' ■ ' ' i ' ' ■ ■ i ' ' m/z-> 10 20 30 40 50 70 80 90 100 110 7.20 7.40 7.60 7.80 8.00

26827.D GCMS1126.M Fri Dec 21 17:17:47 2001 Page 1

NYC-WTC_000032179

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NYC-WTC_000032179Source: NYC Law Department, mirrored locally

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