GCMS analysis results for sample AD31380, Feb 2002

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Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AD31380 conducted on February 7, 2002.

NYC-WTC_000016213–000016222

Folder label: “GCMS X 12/26/01 A 1/15-1/16/02”

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NYC 9/11 Public Portal Document

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Data File : C:\HPCHEM\1\DATA\JAN1502\31380.D Vial: 11 Acq On : 15 Jan 2002 8:44 pm Operator: 209 GALOS Sample : gc/ms scan 12/26 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 Silane, tetramethyl- Concentration Rank 1

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

7.45 5.09 ug/1 1015890 1,4-Di chiorobenzene-d4 11.50

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Silane, tetramethyl- 88 C4H12Si 000075-76-3 25 2 3-Pentanol, 3-methyl- 102 C6H140 000077-74-7 9 3 1,3-Dioxolane, 2-pentadecyl- 284 C18H36O2 004360-57-0 9 _4 Butane, 2-methoxy-2-methyl-__ _ 102 C6H140 ____ 000994-05-8 9 Abundance 73 Scan 262 (7.446 min): 31380.D (-) m/z 72.95 100.00%

5000 43 ’*’I’’I’*’*I’*I** 87 103 7.20 7.40 7.60 7.80 i l' I 59 , ’ ’It , , . | T . . . । . ... । t l i । । i । i » ( . t i » । . i । । i . । t । । . . ■ । » । i i । » । i । । i i i t । । । t i 11. m/z 43.00 32.58% miz-> 20 40__ 60 80 100 120 140 160 180 200 220 240 260 280 Abundance #62932: Silane, tetramethyl- 73

5000 1 1 ‘ ' I ' ■ ■ ■ I ‘ ‘ ‘ ‘ I ‘ ,-rl I ' ' ‘ 7.20 7.40 7.60 7.80 45 m/z 45.05 12.68% ' 15 . . . IuJ .59 . . r. । .88. . . । . . i . ] . . . . । । i p i . i p i । i p । । i p । । i p ri i । । i i i p i miz-> 20 40 60 JO 100 120 140 160 180 200 220 240 260 280 Abundance 6-7230 - . 73 1 r ■ 7.20 1 ■ 7.60oor ri ' 1 7.40 .• . 7.80 5000 1 m/z 41.05 11.15% 55 | ! 87 27 42 TT-p-n-r-p- m/z-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 Abundance #40191:1,3-Dioxolane. 2-pentadecyl- 73 7.20 7.40 7.60 7.80 m/z 71.00 6.86% 5000

‘ ' I ' ‘ 43 57 86 99 256 283 ‘ I " • * I • ‘ ‘ ■ I ■ ‘ * ' I ' • 1 17’74 '( i ■ r. p ■ i i p r i i । . rr. ( ’4’41’44471411114 m/z-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 7.20 7.40 7.60 7.80

31380.D GCMS1126.M Mon Feb 04 15:09:50 2002 Page 1

NYC-WTC_000016220

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NYC-WTC_000016220Source: NYC Law Department, mirrored locally

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NYC-WTC_000016159

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