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GCMS results for unknowns, sample AD26827, Dec 2001

Machine-extracted title · confidence 100%

GCMS analysis report for sample AD26827 showing detection of unknown compounds and surrogate recovery data from December 21, 2001.

NYC-WTC_000018898–000018912

Folder label: “GCMS X 12/17/01 A 12/22 - 12/23/01

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : M:\INSTRU-1\209\DATA\DEC2701\26827.D Vial: 11 Acq On : 27 Dec 2001 9:53 pm Operator: 209 GALOS Sample : GC/MS SCAN 12/13 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 1,3-Dioxolane, 2-methyl- Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 7.61 4.28 ug/1 1417590 1,4-Dichlorobenzene-d4 11.68 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 1,3-Dioxolane, 2-methyl- 88 C4H802 000497-26-7 9 2 Silane, tetramethyl- 88 C4H12Si 000075-76-3 9 3 3-Pentanol, 3-methyl- 102 C6H140 000077-74-7 9 4 1 - But anamine, 3 -methyl - 87 C5H13N 000107-85-7 7 Abundance ? Scan 280 (7.612 min): 26827.D (-) m/z 73.00 100.00% 73

5000 43 • * «]««♦» p » n fl i

87 103 7.20 7.40 7.60 7.80 8.00 ................................38.1, I 50 - 5,5,60 .. 67, । , ’I**1***1’ 1. 1141* 11St I • 11* ' • • i ‘ 111 III 1 m/z 43.05 31.54% miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62902:1,3-Dioxolane, 2-methyl- 73

5000 43 । II । « It 4 i l j till । r V l . | . 7.20 7.40 7.60 7.80 8.00 58 m/z 45.0,0 11.86% 27 87 - *T ' ' i ■ miz—> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62932; Silane, tetramethyl- 73 —122mfBTT0rrnmT 7.20 7.40 7.60 7.80 8.00 5000 m/z 41.0,5 11.28% 45 15 53 59 88 ' • I * ■ ■ ■ i ■ 1 ' 1 i ■ ■ ■ ' i • ■ ■ ■ i ■ • ■ ■ t ■ ■ ■ ■ i 1 1 ■ ‘ I 1 1 1 1 I ' ' 1 1 I 'i ' ' m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #63572:3-Pentanol, 3-methyl- TrunrmerorprronaaT 73 7.20 7.40 7.60 7.80 8.00 m/z 71.0.0 6.90% 5000 55 45 87 ———————— 27, , I I » • I • • । > । ■ ■ । i i । > । । । r ■1 ■ ,-i ■ •111 • • I I IT 111111 m/z-> 10 20 30 40 50 go’’’ 70 80 90 100 110 7.20 7.40 7.60 7.80 8.00

26827.D GCMS1126.M Tue Jan 29 14:24:42 2002 Page 1

NYC-WTC_000018905

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NYC-WTC_000018905Source: NYC Law Department, mirrored locally

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