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GCMS analysis report for sample AE01509, March 2002

Machine-extracted title · confidence 100%

GCMS laboratory results for sample AE01509 conducted on March 5, 2002, showing surrogate recovery and unknown compounds.

NYC-WTC_000010008–000010026

Folder label: “GCMS X 1/23/02 A 2/21/02

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Scanned page image, NYC-WTC_000010015
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NYC 9/11 Public Portal Document

Library Search Compound Report • Data File : C:\MSDCHEM\l\5973N\02FEB21\01509 .D Vial: 1 Acq On : 21 Feb 2002 3:10 pm Operator: Sample : 508 scan Inst : Instrumen Mise : February 21, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\HP022102.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 2 ISOBUTYRALDEHYDE, DIMETHYLA... Concentration Rank 5 R.T. EstConc Area Relative to ISTD R.T.

3.94 0.11 ug/L 51283 1,4-Dichlorobenzene-d4 9.72

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 78 2 Propane, 1,l-dimethoxy-2-methyl- 118 C6H1402 041632-89-7 78 3 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 74 4 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 64 Abundance Scan 50 (3.938 min): 01509. D (-) m/z 75.00 100.00% 75

5000 87 55 ............... \...................... Ar I * ' ‘ * 1 ' * 1 1 1 1 • ' ’ I ’ * ' ’ I 41 47 71 3.60 3.80 4.00 4.20

miz-> 0b- —p 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 M444 m/z 87.10 39.51% Abundance #17849: ISOBUTYRALDEHYDE, DIMETHYLACETAL $$ 1 1-Dimethoxyi... 75

5000 7........ B...... . .A ,., 87 3.60 3.80 4.00 4.20 55 m/z 55.00 28.75% 41 47

niz-> 5 0bmmpp 29 -HHm 59 NHmur — tip CTr 10 15 20 % 30 35 40 45 50 55 60 65 70 75 80 85 90 95 71

Abundance #17846: Propane, 1,1-dimethoxy-2-methyl- 75 AA +14A 3.80 4.00 4.20 3.60 5000 m/z 47.10 11.35% 87 55 31 59 71 ,9 47 iUz~> 0b 143.1 ... 11HPT Iapmanipt t...111■111....11... j.. 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 1 ■ 111 ■ ■ i ‘ ■

Abundance #17848: ISOBUTYRALDEHYDE, DIMETHYLACETAL $$ 1 1-Dimethoxyi... ■ ' । • • ■ ■ i ■ ■ 1 ■ i ■ ■ ■ ■ i ■ ■ ■ ■ i 75 3.60 3.80 4.00 4.20 m/z 41.10 11.27% 5000 87 15 55 27 31 59 71 0- 1 ■ 111 TTTr...r|.l..|l.r.Tl. 1’’ - -H 11 urp mIt HngU M• ■ । ■ f ■ . 1 I । r. . . । . i । n/z—> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80859095 3.60 3.80 4.00 4.20

01509.D HP022102.M Mon Feb 25 10:55:02 2002 Page 4

NYC-WTC_000010015

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NYC-WTC_000010015Source: NYC Law Department, mirrored locally

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DEP GCMS data table, Jan-Feb 2002 · Box DEP Box 12

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Multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.

1 shared non-person entities · 1 shared topics · similarity 0.998

machine-extracted · confidence unavailable · Check page ↗
DEP GCMS data table, Jan-Feb 2002 · Box DEP Box 12

NYC-WTC_000003981

Multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.

1 shared non-person entities · 1 shared topics · similarity 0.998

machine-extracted · confidence unavailable · Check page ↗

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