GCMS analysis results, sample AE12477, June 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\l\DATA\052902\12477 .D Vial: 19 Acq On : 30 May 2002 12:45 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 4 Methanethiol Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T.

3.76 4.99 ug/L 3003330 1,4-Dichlorobenzene-d4 9.90

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Methanethiol 48 CH4S 000074-93-1 7 2 Ethane, 1-chloro-l-fluoro- 82 C2H4C1F 001615-75-4 4 3 O-Methyl-hydroxylamine 47 CH5NO 1000192-49-9 3 4 Methanethiol 48 CH4S 000074-93-1 3 Abundance Scan 117 (3.767 min): 12477.D (-115) (-) m/z 48.05 100.00% 48

5000 36 AAM 70 41 85 340 3.60 3.80 4.00 4.20

/z-> 0- T‘01191110131101111131111101110301111311 m 51 82 1 11 Tin mkmpmppp 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 m/z 47.10 «, 74.29% Abundance #111010: Methanethiol 47

5000 340 3.60 3.80 4.00 4.20 m/z 36.10 36.29% 1215 24 33 44 I 50 0- omHHlmmmm —hmPTTe miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #12263: Ethane, 1-chloro-1-fluoro- 47 340 3.60 3.80 4.00 4.20 5000 m/z 69.90 28.92% 27

2 121519 J 31 35 39 44 616467 7982 0- ... u.. i.p. mi..,.,., .i|l h[n.. t... HI Tp—tamDn—mu—nnmr miz-> 0 5 10 15 20 25 3035404550556065 70 75 80859095 Abundance #12273:0-Methyl-hydroxylamine 47 3.40 3.60 3.80 4.00 4.20

5000 29s2

1 44

m/z—> 0' —H 1’1’1—01111801210310—023130337 iTYTTTrpTTnYrrTTpTTTTTTTTpT^^ 0 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

12477.D 052202.M Mon Jun 03 11:39:23 2002 Page 7

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