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GCMS analysis results for sample AD26626, Dec 10 2001

Machine-extracted title · confidence 100%

Laboratory report documenting GCMS analysis of sample AD26626 identifying unknown compounds on December 10, 2001.

NYC-WTC_000031940–000031967

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

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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File C:\HPCHEM\l\DATA\DEC0601\26626.D Vial: 3 Acq On 6 Dec 2001 11:59 am Operator: GALOS Sample gc/ms unknown Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\NP112701.M (RTE Integrator) Title : 208 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 3 Oxepane, 2,2,4-trimethyl- Concentration Rank 4

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

5.17 2.67 ng/uL 821996 1,4-Dichlorobenzene-d4 11.89

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Oxepane, 2,2 ,4- trimethyl - 100 C6H120 023120-44-7 38 2 Pentane, 2,4-dimethyl- 100 C7H16 000108-08-7 35 3 Pentane, 2 ,3-dimethyl- 100 C7H16 000565-59-3 27 4 Pentane, 24, 3-dimethyl - 100 C7H16 000565-59-3 27 'Abundance ’ Scan 36 (5.169 min): 26626.D (-) m/z 41 .10 100.00% 41

I 5000

i ' ' ' ■ i ' ' ' • i ■ ' ■ ' I 474531 59

71 I 100 J 5.00 m/z 5.20 59.. 10 5.40 66.90% 5.60

m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #1525: Oxepane, 2,2,4-trimethyl- I I 43 59

I 5000- 5.00 5.20 5.40 5.60 II I m/z. 43.10 66.83% 31 i • ■ ► ■ i ■ • • ■ i • • ■ ■ । »•"I > • > । .J. | 8 100 m/z-> 10 20 30 40 50 60 70 80 90 100 110 'Abundance #1594: Pentane, 2,4-dimethyl- 43 57 5.00 5.20 5.40 5.60 5000- m/z 56.. 10 66.59%

27 85 ! 69 |...............100.............. i ■ ■ • ■ i ■ ■ ’ • i • • ■ ■ i 1 ■ ■ b i • ■ • ' i ' ■ ■ • i ■ • ■ 1 i ' m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #63431: Pentane, 2,3-dimethyl- — i ■ ■ 1 ■ i ■ ' r 1 i ' 43 56 5.00 5.20 5.40 5.60 m/z 42.10 5 6.36% 5000 29 71

15 I ------ 85 100 TIm——n—EPRTT i ' ■ i ' ' ■ ' i ' 1 ' 1 r 113 m/z-> 10 20 30 40 50 60 70 80 90 100 110 5.00 5.20 5.40 5.60

26626.D NP112701.M Fri Dec 07 14:50:01 2001 Page 3

NYC-WTC_000031948

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