GCMS analysis results, sample AE12479, June 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\052902\12479.D Vial: 21 Acq On : 30 May 2002 2:22 am Operator: McLean Sample : gc/ms scan 5/28 fb 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 4 Methanethiol Concentration Rank 3 R.T. EstConc Area Relative to ISTD R.T. 3.77 1.61 ug/L 1117370 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Methanethiol 48 CH4S 000074-93-1 7 2 Methanethiol 48 CH4S 000074-93-1/ 7 3 Methanethiol 48 CH4S 000074-93-1 7 4 Krypton______ 84 Kr 007439-90-9 5 Abundance Scan 117 (3.767 min): 12479.D (-115) (-) m/z 84.00 0.00% 84 47

5000 35 + 51 58 40 340 3.60 3.80 4.00 4.20 37 m/z 47.10 75.62% ol "‘1‘33111111111010301100TT‘ET 1‘9-!—um921030m03‘nn‘ T p miz-> Abundance 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 #12281: Methanethiol 47 _/ry 5000 ‘ ‘ I ‘ ‘ ‘ ‘ ! ' ' ' ' I ' ' ' ' I 1 ' 1 1 I ' 3.40 3.60 3.80 4.00 4.20 m/z 48.00 71.91% 33 ... 11^..,■ ■■11.1111^° niz-> Abundance 01 5 111all912f F............. ...... ........... 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 #111010: Methanethiol 47 ./"hmda 3.40 3.60 3.80 4.00 4.20 5000 m/z 49.10 42.57%

15 44

m/z-> Of TTTTT+121111171.24,1 -HHP R 33 5 10 15 2025303540 45 50556065 70 75 80859095 i11 ” i1'1 'i

Abundance #111011: Methanethiol 47 3.40 3.60 3.80 4.00 4.20 m/z 86.00 41.96% 5000

26 33 4 50 0 —W0——00030111—1mm—B1—00d8Tupm 1 i ■ ■ ■ ■ । ■ ■ ■ ■ i ■ ■ ■ • । “' ■ । ■1 ■ ■ । ■11 ‘‘i11111111111'111' ■ 1 i ■ 1 ■' । ■ i 111 11 ■ ■ ■ ■ । ■ /z—> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 3.40 3.60 3.80 4.00 4.20

12479.D 052202.M Mon Jun 03 11:41:39 2002 Page 7

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