GCMS analysis results, sample AE12532, June 2002

Machine-extracted title · confidence 75%

Gas chromatography-mass spectrometry analysis of sample AE12532 performed on 6/10/02, detecting 2,4-DDD surrogate at 77% recovery.

NYC-WTC_000014532–000014551

Folder label: “GCMS X 5/28/02 A 5/29/02”

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NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\l\DATA\052902\12532.D Vial: 23 Acq On : 30 May 2002 4:00 am Operator: McLean Sample : gc/ms scan 5/28 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 8 Butanoic acid, 2-methyl-, m.. Concentration Rank 7 R.T. EstConc Area ' Relative to ISTD R.T. 4.52 0.65 ug/L 430869 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual.

1 Butanoic acid, 2-methyl-, methyl... 116 C6H12O2 000868-57-5 8 2 l-Penten-3-ol 86 C5H10O 000616-25-2 4 3 Butanoic acid, 2-methyl-, methyl... 116 C6H12O2 000868-57-5 4 4 Butanoic acid, 2-methyl-, methyl... 116 C6H12O2 053955-81-0 4 Abundance Scan 246 (4.525 min): 12532.D (-240) (-) m/z 57.10 /100.00% 57 88

50 5000 41 101 ~‘ 1 i ■ * • • । ■ r ■ ■ ■ ' । ' 1 r 4.20 4.40 4.60 4.80

m/z-> 0- .7 10 20 30 40 50 • ■ ■ ■ i 1 1 ‘ ■ i 1 1 ' ' i ■ 60 70 80 i•■■■i‘■■■i1■11 I ‘ ' 90 100 110 120 m/z 87.95 95.64% Abundance

29 #17382: Butanoic acid, 2-methyl-, methyl ester 57 88 MMAAWwynasd.,. 41 5000 ‘ ‘ I ‘ ‘ ‘ I ■ ' ‘ ■ I ‘ ' I ‘ 1 ‘ ‘ I 4.20 4.40 4.60 4.80 101 m/z 50.05 63.07%

miz- > 0- 10 20 30 +445 40 50 60 70 69

80 i ■ ■ ■ ■ ।1 ■ ■ ‘ । 90 100 110 ■1 1 i1 1 120 "MM/WM4aary, Abundance #112006:1-Penten-3-ol 57 4.20 4.40 4.60 4.80 5000- m/z 86.00 39.02% 29 1 41

0- ■ 1 I 1 15 ' l ' 1,68 Ipr Jib1!-, . , p,h 1194+1**1 86 —99—TPTRT n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #112664: Butanoic acid, 2-methyl-, methyl ester • ' ‘ i 1 • ■ • i ■ ■ ■ ■ i ■ ■ ‘ ■ i • 1 ■ ■ i 57 4.20 4.40 4.60 4.80 88 41 m/z 59.00 35.04% 5000

74 101

m/z-> 0- ■ ■ । । ■ 1 ■ i । 10 20 +11,,51. । । i ■ ■ । i'i'i 30 40I 50 + 60 70 11 80 + ,...1... . . I ‘ ‘ ‘ 1 1 ■ ■ ‘ I ' ■ ‘ ‘ I ' ■ .................. _ ■ ■ i ■ ■ 1 ■ i ■ ■ ■ ■ i1 1 ■ ' I ' ■ ‘ 1 ! 90 100 110 120 4.20 4.40 4.60 4.80

12532 .D 052202.M Mon Jun 03 11:44:24 2002 Page 10

NYC-WTC_000014546

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GCMS analysis results, sample AE12531, June 2002 · Box DEP Box 15

NYC-WTC_000014509

Laboratory report showing GCMS analysis results for sample AE12531 including surrogate recovery data on June 10, 2002.

1 shared topics · Same agency, volume and box · similarity 0.998