GCMS analysis results for sample AE04127, April 2002

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Laboratory report documenting GCMS analysis of sample AE04127 conducted on April 1, 2002, by analyst DLV.

NYC-WTC_000011757–000011766

Folder label: “GCMS X 2/25/02 A 3/23/02”

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Data File : C:\HPCHEM\1\DATA\MAR2202\4127.D Vial: 23 Acq On : 23 Mar 2002 5:45 pm Operator: Sample : gc/ms scan 2/25 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS0308.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.

8.14 3.70 ug/1 431656 1,4-Dichlorobenzene-d4 12.27

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 N-Ethylformamide 73 C3H7NO 000627-45-2 9 2 1,3-Dioxolane, 2-methyl- 88 C4H802 000497-26-7 9 3 Silane, tetramethyl- 88 C4H12S1 000075-76-3 9 4 Pentane, 3-methoxy- _____________ 102 C6H140 036839-67-5 9 Abundance / Scan 337 (8.143 min): 4127.D (-) 1 73

5000 43 *11**!‘114141 7^ J ' । > > > i , 87 .. 103 7.80 8.00 8.20 8.40 ' ‘ l 1 ■ ■ ■ i • 1 • • i ■ 138,1, 50,3%., 11871,1, J * • i • -i'' । . . . . । .’i . . । . m/z 43.0529.51% miz-> 10 20 ___ 30 40 SO 60 TO 80 90 100 110 Abundance #292: N-Ethylformamide 310 73

5000 । । T i i । । |-1 ri । । । > । TfT'i i > i

44 58 7.80 8.00 8.20 8.40 m/z 41.05 10.31%

m/z-> Abundance tjaBayonn— 10 20 ___ 30 40 50 60 Lit 70 ' I ' 1 ‘ ■ I ‘ ‘ 80 ‘ I ‘ ‘ ‘ ' I ‘ 90 100 ‘ ' I ' 110 #52902; 1,3-loxalane, 2-meal 4 73 rri ...... t .... । r-.-.. । 7.80 8.00 8.20 8.40 5000 43 m/z 45.05 10.25% 58 27 87 ■ ■ । • ■ ■ • । ■ ■ ■ ■ । ■ ■ ■ ■ । ■'' ■ । ■ ■ ■ ■ । ■ ■ ■ • । ■ ■ ■ ■ । ■1 ■ । ■ ■ ■ ■ । ■ ■ ■ ■ ।' mfe-> 10 20 30 40 50 60 70 80 ___ 90 100 110 Abundance #62932: Silane, tetramethyl- ____________ -________ ■ ■ i ■ ■ ■ ■ i ■ • ■ ■ । ■ • ■ ■ । 1 1'1 1 i 73 7.80 8.00 8.20 8.40 m/z 71.00 6.81% 5000

45 15 , 53 59 I 88 1 r > I i i Prt" i i i > । i 1 1 ' i ■ ■ I ‘ 1 1 1 I 1 1 1 1 I 1 II47I1III 11 1 1 m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.80 8.00 8.20 8.40

4127.D GCMS0308.M Wed Mar 27 10:03:13 2002 Page 1

NYC-WTC_000011764

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GCMS analysis results for sample AE04128, April 2002 · Box DEP Box 14

NYC-WTC_000011767

Laboratory report documenting GCMS analysis of sample AE04128 conducted on April 1, 2002, by analyst DLV.

1 shared topics · Same agency, volume and box · similarity 0.999