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GC/MS analysis results for sample AD30705, Jan 28 2002

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Laboratory report documenting gas chromatography mass spectrometry results for sample AD30705 conducted on January 28, 2002.

NYC-WTC_000018605–000018623

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

Dat,a File C:\HPCHEM\1\DATA\DEC3101\30705.D vial: 46 Acq On 2 Jan 2002 9:30 am Operator: 209 GALOS Sample gems scan 12/19a Inst : GC/MS 209 Misc 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.

7.61 4.29 ug/1 1031920 1,4-Dichlorobenzene-d4 11.68

Hit# Of 5 Tentative ID MW MolForm CAS# Qual

1 N-Ethylformamide 73 C3H7NO 000627-45-2 9 2 Pentane, 3-methoxy- 102 C6H14O 036839-67-5 9 3 Silane, tetramethyl- 88 C4H12Si 000075-76-3 9 4 1 - Pent anamine 87 C5H13N 000110-58-7 7 Abundance Scan 280 (7.612 min): 30705.D (-) m/z 73.00 100.00% 73

5000 43 i ■ • ■ • i ■ ' • ■ i ‘ ' ■ i ■ 71 ■ i ■ ■

87 103 7.20 7.40 7.60 7.80 8.00 TTI——eTg PT 38 |, | 50 55 60 67, । 11 •1 ■11 ■ •1 ■ । ■ m/z 43.05 31.15% miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #292: N-Ethylformamide 30 73

7 — TTTr 5000 । » 4’1 i I 4 I * 1 1 ’ 1 1 T 44 58 7.40 7.60 7.20 7.80 8.00 m/z 41.00 11.71% 15 ir)i 11 > | r i l*i I i 1 * 1 I 1 1 1 ' 1 ‘ 1 ‘ ‘ M ‘ ‘ ' I ‘ ‘ ‘ ' I ‘ ‘ ‘ I ' m/z-> 10 20 30 40 50 ' 60 70 80 90 100 110 Abundance #1793: Pentane, 3-methoxy- 73 i ■ 1 • •!•••* i • ——————— 7.20 7.40 7.60 7.80 8.00 5000 m/z 45.05 10.76% 45

I 27 33 39. | 55 1*II’+I*1***1**1****I ill ' 1 i 1 111 r re )■> miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62932: Silane, tetramethyl- KTdnm—Bmmd/mu i 73 7.20 7.40 7.60 7.80 8.00 m/z 71.00 6.88% 5000

45 15 53 59 .... 88 . ‘ r l ‘ s’ r > i | I ! i . | 'i’I'i . . i . । I DmmmTTTTTT m/z-> 10 20 30 40 50 60 70 80 90 100* 110 7.20 7.40 7.60 7.80 8.00

30705.D GCMS1126.M Fri Jan 25 11:26:57 2002 Page 1

NYC-WTC_000018612

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NYC-WTC_000018612Source: NYC Law Department, mirrored locally

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