GCMS blank analysis results for sample AE00110, Feb 2002

NYC 9/11 Public Portal Document

Data File : C:\MSDCHEM\l\5973N\02FEB04\0204BB .D Vial: 1 . Acq On : 4 Feb 2002 10:58 am Operator: Sample : lab blank l/4b Inst : Instrumen Mise : February 4, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\SCAN508 .M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 1 Butanoic acid, methyl ester... Concentration Rank 7

R.T. EstConc Area Relative to ISTD R.T. 3.60 0.10 ug/L 41252 1,4-Dichlorobenzene-d4 9.71 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 83 2 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 83 3 Butanoic acid, methyl ester 102 C5H10O2 000623-42-7 78 4 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 78 Abundance Scan 20 (3.602 min): 0204BB.D (-) m/z 43.10 100.00% 43 74

5000) 59 87 AA0 m/z-> 0- ■ ■ i 1 • ■ ‘ i ■ ■ • ■ i ■ • ■ ■ i 1 10 20 30 40 50 +4- 60 70 1 1 i • ■ ‘ ■ i ‘ ‘ 80 90 ■ i • ■ ■ ■ i 100 110 3.50 3.60 3.70 3.80 3.90 4.00 m/z 74.00 91.60% Abundance #9227: Butanoic acid, methyl ester (CAS) $$ Methyl butyrat... 43 74

5000 3.50 3.60 3.70 3.80 3.90 4.00 59 87 m/z71.10 71.97% 69 102 ■ 0- ■ ■ i ■ 1 ■ • i 1 ' ' ■ i ■ • ■ ■ r 1‘r 1 I ' 1 ' 1 I 1 1 1 ''1 +1 TTIa—nn—n——mB—Bn/n/m/ mfz~> 10 20 30 40 50 60 70 80 90 100 110 Abundance #9222: Butanoic acid, methyl ester (CAS) $$ Methyl butyrat... 43 74 3.50 3.60 3.70 3.80 3.90 4.00 5000 m/z 41.10 30.89% 59 87

33 0- **1**I*1**1 1 —mm 102 miz-> Abundance 10 20 30 40 50 60 70 80 #9219: Butanoic acid, methyl ester 43 90 100 110 -A-A4LAA4A 3.50 3.60 3.70 3.80 3.90 4.00 m/z 59.10 26.55% 74 5000 27 15 59 87 33 38 | | 102 0 .* l 1 —1——— ■ ■ i ‘ ' ■ I ‘ ‘ ■ ■ i 1 ■ ■ ‘ i • ■ i • “ ■ i 11—44411/71’1417’4447 iz—> 10 20 30 40 50 60 70 80 90 100 110 3.50 3.60 3.70 3.80 3.90 4.00

)204BB.D SCAN508.M Tue Feb 05 09:47:45 2002 Page 3

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