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GCMS analysis results for sample AD30472, Jan 2002

Machine-extracted title · confidence 100%

Laboratory report documenting GCMS analysis of sample AD30472 conducted on January 24, 2002.

NYC-WTC_000017931–000017939

Folder label: “GCMS X 12/14/01 A 12/31/01

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NYC 9/11 Public Portal Document Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\DEC3101\30472.D Vial: 7 Acq On : 31 Dec 2001 4:48 pm Operator: 209 GALOS Sample : gems scan 12/14 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 4.21 ug/1 1173820 1,4-Dichlorobenzene-d4 11.68

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 1,3-Dioxolane, 2-methyl- 88 C4H8O2 000497-26-7 9 2 Silane, tetramethyl- 88 C4H12Si 000075-76-3 9 3 3-Pentanol, 3-methyl- 102 C6H14O 000077-74-7 9 4 Butane, 2-methoxy-2-methyl- Abundance / Scan 279 (7.608 min): 30472.D (-) 102 C6H14O 000994-05-8 9 m/z 73.00 1 00.00% 73

5000 43 j » i i. i j » i i i | » « « » j i ! ! I } I I* 7.20 7.40 7.60 7.80 8.00 33 |, | 50 55, ,61 67, 1 ,' ■ ■ i 1 1 87 103 ■ 1 i • • ' । i 1'' 1 1 I 1 m/z 43.05 33.28% miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62902:1,3-Dioxolane, 2-methyl- 73

5000 43 - T-ri-r-r 7.20 7.40 7.60 7.80 8.00 I 58 m/z 45.0, 12.15% I 27 87 i ---------- tr r PT ... I,.. J....... ' | 1 1 ‘ 1 I ' 4 । , । I ■>» । -J I I | | | 1 | 1 | | miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #845. Silane tetramethyl- 73 । . . . . ] r-n . । i i i i । rrrTfi i 7.20 7.40 7.60 7.80 8.00 5000 m/z 41.00 11.95%

45 15 31 55 88 I’I’I • • • > I m/z-> Abundance 10 • • l ■ ■ ■ * i • ■ ■ ■ i ■ • ■ ■ i ■ > ■ * j *—f 20 30 40 50 60 #63572:3-Pentanol, 3-methyl- 70 ‘I*‘‘I‘‘**I 11 1 1 l_| 80 90 100 110 73 7.20 7 40 7.60 7.80 8.00 m/z 71.00 6.96% 5000- 55 45 87 27 | TI1k——n————n—n—————n—/—m9—aT I•* i■i'■t ...i।।ii।।। i 1 1 1 ' i 1 ' 1 1 i 1 11'1T‘i । ■ । miz-> 10 20 30 40 50 60 70 80 90 100 110 7.20 7.40 7.60 7.80 8.00

30472.D GCMS1126.M Wed Jan 16 08:23:50 2002 Page 1

NYC-WTC_000017938

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NYC-WTC_000017938Source: NYC Law Department, mirrored locally

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