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GCMS unknown compounds report, sample AD31363, Feb 2002

Machine-extracted title · confidence 95%

Laboratory report for DEP sample AD31363 identifying unknown compounds and surrogate recovery results from February 13, 2002.

NYC-WTC_000016514–000016523

Folder label: “GCMS X 12/31/01 A 1/18/02

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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\JAN1602\31363 .D Vial: 8 Acq On : 16 Jan 2002 6:29 pm Operator: 209 GALOS Sample : gc/ms scan 12/27 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS0103.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 3.47 ug/1 884261 1,4-Dichlorobenzene-d4 11.50

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Silane, te tramethy1- 88 C4H12Si 000075-76-3 9 2 1,3-Dioxolane, 2-pentadecyl- 284 C18H3602I 004360-57-0 9 3 Butane, /2-methoxy-2-methyl- 102 C6H140 000994-05-8 9 4 1,3-Dixolane, 2-methyl-________ 88 C4H802 000497-26-7 7 Abundance " Scan 262 (7.447 min): 31363.D (-) m/z 73.00 100.00% 73

5000 43 mndd2*mmuDT 7.20 7.40 7.60 7.80 , miz-> —44 1Bud‘n—*0*m9uom9mm1rr m/z 43.00 ■ ■ ■ i ‘ 20 40 60 80 87 103 100 120 140 160 180 200 220 240 260 280 31.70% Abundance #62932: Silane, tetramethyl- 73

5000 ' ' ‘ 7.20 ‘ 7,40 ' ' 7.60 7.80 45 m/z 41.05 12.01% 15____ ] ‘ ...................... ,,59 88 i • ■ ■ ■ II r * ’ * I ‘ ‘ ' I ' ’ 1 l • • 1 • I * ‘ ' I ’ ‘ ' * I ’ ’ ‘ ‘ I ’ • ‘ • I ‘ "‘ITtt » * f । । । . . . . । rt miz-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 Abundance 220191: 1.3-Doxane Hemadncw- i 73 i i |'i i lnmmmpi . I T f J1 7.40 ■ I , , 7.20 7.60 7.80 I !• 5000 m/z 45.05 12.00%

43 57 86 99 -T-rT-rTTn-TTTrT-rTT-Tn-TTTTT-TyrTTnq-TTnrT-TT-T-rT-T-rT-TT-p-i-rTprTn^^ 256 283 m/z-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 Abundance #1761: Butane, 2-methoxy-2-methyl- - -. -i . . 117 a । . . i i 111371 । ■ i । 73 7.20 7.40 7.60 7.80 m/z 71.00 6.60% 5000 55 87 27 I t ■ < i ■ ' 1 1 i • ■ ■ ‘"i • ■ ■ • i ■ • • ■ i • ‘ ‘ ■ i • • ■ • i ■ • ' ■ i • ■ ■ • i ■ ■ ■ ■ i ■ ■ ■ • i 1 • ■ 1 i • ■ 1 ■ i ■ ■ ■ ■ i * T1fr:.—mTPruer miz-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 7.20 7.40 7.60 7.80

31363.D GCMS0103.M Thu Feb 07 09:11:26 2002 Page 1 NYC-WTC_000016521

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NYC-WTC_000016521Source: NYC Law Department, mirrored locally

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