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← Document results/DEP Box 14/GCMS X 1/23/02 A 2/21/02
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GCMS analysis report for sample AE01636, March 2002

Machine-extracted title · confidence 100%

GCMS laboratory results for sample AE01636 conducted on March 5, 2002, showing surrogate recovery and unknown compounds.

NYC-WTC_000010086–000010105

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

←Page 8 of 20→
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NYC 9/11 Public Portal Document Library Search Compound Report

. Data File : C:\MSDCHEM\l\5973N\02FEB21\01636 .D vial: 5 Acq On : 21 Feb 2002 6:32 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 Propane, 1,l-dimethoxy-2-me... Concentration Rank 4

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

3.93 0.09 ug/L 36632 1,4-Dichlorobenzene-d4 9.72

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Propane, 1,l-dimethoxy-2-methyl-... 118 C6H14O2 041632-89-7 74 2 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 74 3 Propane, 1,1-dimethoxy-2-methyl- 118 C6H1402 041632-89-7 64 4 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 43 Abundance Scan 49 (3.927 min): 01636.D (-) m/z 75.00 100.00% 75 Is

5000 87 55 A ‘*/**1*‘1***1*‘‘‘I 1 47 43 71 3.60 3.80 4.00 4.20 0+ - -1— T-rp-r-n-j-r H 111011] • ■ i ■ •»■ i • • m/z 87.10 34.78% iz-> 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #17844: Propane, 1,1-dimethoxy-2-methyl- $$ Isobutylaldehy... 75

5000 ■ ■ i ■ ■ • • । ■ ■ • • । ■ i 1 ■ ■ ■ i

87 3.60 3.80 4.00 4.20 47 55 m/z 55.10 26.27% 31

miz-> Of ‘TT 25 30 L 43 . 59 71 -- ‘*1** ■ 111 ■11 ■' “ I r —H 1 ■ 35 40 45 50 55 60 65 70 75 80 । ।1 85 1' i ■ " 11 90 95 Abundance #17847: ISOBUTYRALDEHYDE, DIMETHYLACETAL $$ 1,1 -Dimethoxyi... 75 3.60 3.80 4.00 4.20 5000 m/z 47.10 17.95% 87 31 47 55

miz-> 01 " I'11' J 1'11'11 25 30 35 40 4+ ■ • i ■ > 59 71 ■ |11.11......... 11 ■>. 1 ■■ ■ l ■ ■ > ■ l > 1 ■ i ■1 ■ ■ i'' 45 50 55 60 65 70 75 80 85 90 95 Abundance #17846: Propane, 1,1-dimethoxy-2-methyl- 75 3.60 3.80 4.00 4.20 m/z 43.10 8.08% _____ 5000 87 55 31 2 47 59 71 0 1 11 I IT ... ”1.1... 11. — TTt 1' I " "'I " A miz-> 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 3.60 3,80 4.00 4.20

01636.D HP022102.M Mon Feb 25 10:55:37 2002 Page 4

NYC-WTC_000010093

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NYC-WTC_000010093Source: NYC Law Department, mirrored locally

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

NYC-WTC_000004494

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

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

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