GCMS blank analysis results for sample AE06303, April 2002

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Laboratory report documenting GCMS blank analysis of sample AE06303 conducted on April 10, 2002.

NYC-WTC_000039323–000039331

Folder label: “GCMS X 3/18/02 A 4/8/02”

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NYC 9/11 Public Portal Document

f Library Search Compound Report

Data File C:\MSDCHEM\1\DATA\020408\0318LB.D Vial: 8 Acq On 8 Apr 2002 5:24 pm Operator: McLean Sample 3/18 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1... \SCANAPR0902.M (Chemstation Integrator) Title : Method 508 GC/MS Scan Library : C:\DATABASE\nist98.1 ********************************************************************* Peak Number 1 Ethyl Chloride Concentration Rank 2

R.T. EstConc Area Relative to ISTD R.T.

3.30 0.13 ug/1 202786 1,4-Dichlorobenzene-d4 10.67

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Ethyl Chloride 64 C2H5C1 000075-00-3 1 2 2-Methyl-3-vinyl-oxirane 84 C5H80 006790-37-0 1 3 2-Butyne-1,4-diol 86 C4H602 000110-65-6 1 4 2-Butyne-1,4-diol, diformate 142 C6H604 036677-73-3 1 Abundance Scan 37 (3.296 min): 0318LB.D (-21) (-) m/z 49.05 100.00% 49 84 5000 43 74

40 TTT F' 1 l,l ‘ ‘1111111111111T 3.20 3.30 3.40 3.50 3.60 3.70 0!111’11 IIEIIIE’rtITTT ' I " 1 ’ T " i" " i1"11" " i" TTIpr " i" " i1 m/z 84.00 62.90% m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 9095 -/ Abundance #107943: Ethyl Chloride 28

64 5000 TTT I ‘1'11'1'11''111 3.20 3.30 3.40 3.50 3.60 3.70 49 m/ Z 47.00 53.55%

m/z-> Of — 25 1215 TTTT ?1.138---HHI4 Ah 35 60 . ................ —...... 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 11' ■' r •1 ‘ r "111 ■1' r 1" i TT JMMW Abundance #1297: 2-Methyl-3-viny!-oxirane 39 55

3.20 3.30 3.40 3.50 3.60 3.70 45 5000 m/z 43.10 42.26% 83 27 69

................. 31 36 + 0 TII-TTTETTTEITIIIE‘TI‘‘1‘1‘11317717 42 , 4851, 58 6366 TT 77 ,86 Il I T TT | I 1 1 4f T ■ I- 11'11' 11' 11" " i " " i1 m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #108388: 2-Butyne-1,4-diol ‘IT i1 ■111 i1 ■ ■11 ■1 29 39 517 3.20 3.30 3.40 3.50 3.60 3.70 m/z 74.10 38.07%

5000 68 26 51 43 85

m/z-> +3331 0 ‘ 111110111T । TT 17 f + 71 H. TIP 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 7477 81 TT TT T11] r 11 TTT F' 1 1 ' 1’ ' 1 1 I' ' ' ' I' 1 3.20 3.30 3.40 3.50 3.60 3.70

0318LB.D SCANAPR0902.M Tue Apr 09 15:08:04 2002 Page 3

NYC-WTC_000039329

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