GCMS analysis results for sample AE02721, March 5 2002

NYC 9/11 Public Portal Document

Library Search Compound Report : C:\MSDCHEM\1\5973N\02FEB28\02721.D * • Data File Vial: 6 Acq On : 28 Feb 2002 6:50 pm Operator: Sample : 508 scan Inst : Instrumen Mise : February 2 8, 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 1 Butanoic acid, methyl ester... Concentration Rank 3 R.T. EstConc Area Relative to ISTD R.T. 3.62 0.13 ug/L 52411 1,4-Dichlorobenzene-d4 9.72 Hit# of 5 Tentative ID MW MolForm CAS# Qual l 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 102 C5H10O2 000623-42-7 83 Abundance Scan 22 (3.622 min): 02721 .D (-) m/z 74.00 100.00% 43 74

5000 59 87 1 ■i ■■ i “ “ i • ■' ‘ t11'11 ■ “ ■ i 3.50 3.60 3.70 3.80 3.90 4.00 O' “ I “ “ 1 “ 411 “ “ I • u k I 4441““I 14 *4 ‘ I ‘ ‘4 ‘ I ’ T0901—0011——02020T m/z43.10 90.91% n/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110 Abundance #9227: Butanoic acid, methyl ester (CAS) $$ Methyl butyrat... 43 74

5000 A i ■■■■i■■" i■‘ • i ■ ■ i

59 3.50 3.60 3.70 3.80 3.90 4.00 87 m/z71.00 64.76% 69 102 01 Hmpop TTT +r Ipmpr I I | . .1 1 | I > H | I I . . | . . . . | . miz-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110 Abundance #9217: Butanoic acid, methyl ester 43 74 T i ■■ ■ ■ i■■ ■ ■ i ■ ■ ■' i■■“ i

3.50 3.60 3.70 3.80 3.90 4.00 5000 m/z 41.10 33.60% 27 59 87 33 102 0- ' ‘111111■ "11111111111' Hp TTTrri ‘■ I +r l “ '' I'' " 11 ■ <l.... > ri 1111 r । n 1111 miz-> Abundance 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110 #9228: Butanoic acid, methyl ester (CAS) $$ Methyl butyrat... 43 1 44 44 N A.......ft..... rn । . j. .. . ।, 11. ।. i., । 74 3.50 3.60 3.70 3.80 3.90 4.00 m/z 59.10 27.36%

5000 59 87

102 0* I«’ •' J “»‘ I “441 T ‘ I ‘“ I “ I ‘“ I “ “ I +t ‘“‘I'1" I ‘ l. (. >.. j.., > (. I.. (.... ।, T l “ 4 4 1 4 4 4 4 1 “ ‘ ’ 14 ‘ ‘ ’ i miz-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 3.50 3.60 3.70 3.80 3.90 4.00

02721.D HP022102.M Fri Mar 01 10:07:52 2002 Page 3

NYC-WTC_000011013