DEP GCMS data table, Jan-Feb 2002

NYC 9/11 Public Portal Document Library Search Compound Report

Data File : C:\MSDCHEM\1\5973N\02FEB26\02086.D Vial: 3 Acq On : 26 Feb 2002 4:27 pm Operator: Sample : 508 scan Inst : Instrumen Mise : February 26, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\l-..\HP022102.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L Peak Number 1 Butanoic acid, methyl ester.. Concentration Rank 4

R.T. EstConc Area Relative to ISTD R.T. 3.62 0.10 ug/L 50785 1,4-Dichlorobenzene-d4 9.72 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 102 C5H10O2 000623-42-7 83 3 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 83 4 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 83 Abundance Scan 22 (3.622 min): 02086. D (-) m/z 43.10 100.00% 43 74

5000 59 87 AA. 0 .400/ 51

m/z-> o1 i 10 1 ■ ' ■ i 20 ‘ ■ 1 1 i 30 1 ' ' ■ I 4060 + 7050 80 ■ i ■ ‘ ' ■ r 90 1 i 1 1 1 ■ । 1 ■ 1 ‘ । ' ■ ' ' । 100 110 3.50 3.60 3.70 3.80 3.90 4.00 m/z 74.00 89.54% Abundance #9224: Butanoic acid, methyl ester (CAS) $$ Methyl butyrat... 43 74

5000 27 mmmmT 3.50 3.60 3.70 3.80 3.90 4.00 59 87 m/z 71.00 71.80% .33 69 | 102 O— ■ ■ i ' ■ ‘ ■ i ‘■ i 4, ‘ I 1 1 ■ ' i ' ‘ 1 ''l ' ' i 1 ■ ' 1 i ■ 1 ■ ' i 1 ■ ' ' i m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #9218: Butanoic acid, methyl ester 43 74 ■111' bA 3.50 3.60 3.70 3.80 3.90 4.00 5000 m/z 41.10 33.60% 27 15 59 87 33 102 01 11IIII1IIIIII —— 1 1 1 1 ' ' I ■1 > । ' । ■ i । ■ i । ■ । । m/z-> 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 m/ z 59.10 31.90% 5000 59 87

33 102 0 ' ' i ' ' 1 1 i ■ ■ 1 ■ i 1 ■ I I'........... 1ii TTH4 '' 1 I 1 1 1 1 1 1 ' 1III m/z-> 10 20 30 40 50 60 70 80 90 100 110 3.50 3.60 3.70 3.80 3.90 4.00

02086.D HP022102.M Wed Feb 27 08:35:00 2002 Page 3

NYC-WTC_00000461 1