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← Document results/DEP Box 14/GCMS X 2/5/02 A 2/28/02
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GCMS analysis results for sample AE03075, March 5 2002

Machine-extracted title · confidence 50%

Laboratory report documenting gas chromatography-mass spectrometry results for sample AE03075 including surrogate recovery.

NYC-WTC_000010927–000010946

Folder label: “GCMS X 2/5/02 A 2/28/02”

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Scanned page image, NYC-WTC_000010940
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OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Library Search Compound Report

• Data File : C:\MSDCHEM\l\5973N\02FEB28\02716 .D Vial: 1 Acq On : 28 Feb 2002 2:40 pm Operator: Sample . : 508 scan Inst : Instrumen Mise : February 28, 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 8 3-Hydroxy-2,2,4-trimethyl-3... Concentration Rank 12

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

16.55 0.04 ug/L 21076 Acenaphthene-dl0 18.33

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 3-Hydroxy-2,2,4-trimethyl-3-pent... 140 C8H12O2 003173-79-3 5 2 2H-Pyran-5-carboxylic acid, 2-ox... 140 C6H404 000500-05-0 5 3 Pyrazine, 2-methyl-3-(methylthio... 140 C6H8N2S 002882-20-4 5 4 1,3-Cyclopentanedione, 2-acetyl-... 140 C7H803 003859-39-0 5 Abundance Scan 1167 (16.548 min): 02716.D (-) m/z 140.10 100.00% 140

5000 172 84 122 71 T T i TI It 16.20 16.40 16.60 16.80 oV ■ i ‘ ■ i ■ ■ ■' i1 ■ ‘ ■ i ■'111 ■ i ■ *'111' • ■ i • ■ ■ • i ■ ■ i ‘ ■ i1 ■ ■ ■ i TT-p m/z 172.20 36.66% nz-> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 Abundance #35758:3-Hydroxy-2,2,4-tnmethyl-3-pentenoic acid .beta.-... 70 42

5000 0 81 140 16.20 16.40 16.60 16.80 m/z 122.10 25.65% 27 96 I ,, I. I 0•i■“■i■■■■i ■ ■ i ■ • ‘ • i > > h1i > I i i । reh—H i i i । i i . i । i i " i ■ ■ " i " " i • " ■ i1 n/z-> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 Abundance #35121: 2H-Pyran-5-carboxylic acid, 2-oxo- $$ .alpha.-Pyro... 39 112 140 16.20 16.40 16.60 16.80 1 ‘ 5000 m/z 83.90 23.98% 66 84

8111111111 118 • 11 • •»■ j 11 49 1 l •“ 'I ' 123

■' ।1 • ■1111 “I""I"‘1i11"11 AA kNAnM w A fJ

-n/z-> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 Abundance #35175: Pyrazine, 2-methyl-3-(methylthio)- (CAS) $$ 2-Meth... 140 16.20 16.40 16.60 16.80 4 m/z 138.1023.11% 5000 107 42 125 66 84 94 — .............. .. ........... 01, | 1 4 >. | 1 ■. ■ | ■ i ■ i • • * ‘ i11 ‘ l' “ • l ‘ -mpp —mmmmmmp m/z—> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 16.20 16.40 16.60 16.80

02716.D HP022102.M Fri Mar 01 10:07:15 2002 Page 10

NYC-WTC_000010940

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NYC-WTC_000010940Source: 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.

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_000004935

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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