NYC 9/11 Public Portal Document
Library Search Compound Report
Data File C:\HPCHEM\l\DATA\02APR03\7627.D Vial: 9
Acq On 3 Apr 2002 9:54 pm Operator: 201-wb
Sample nyc Inst : GC/MS Ins
Mise Multiplr: 1.00
MS Integration Params: LSCINT.P
Quant Method : C:\HPCHEM\1\METHODS\HP031802.M (RTE Integrator)
Title : VOCs BY EPA METHOD 524
Libratry : C:\DATABASE\NBS75K.L
*********************************************************************
Peale Number 2 3-Cyclobutene-l ,2-dione, 3,4-d Concentration Rank 1
R.T. EstConc Area Relative to ISTD R.T.
15.75 0.05 ug/L 60726 1,4-DIFLUOROBENZENE 15.09
Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 3-Cyclobutene-l,2-dione, 3,4-dihydr 114 C4H2O4 002892-51-5 4
2 Ethyl diazoacetate 114 C4H6N2O2; 000623-73-4 4
3 1,2-Ethanediol 62 C2H6O2 000107-21-1 3
4 2,4-Imidazolidinedione, 3-methyl- 114 C4H6N2O2_________ 006843^2452:4 3
Abundance Scan 692 (15.750 min): 7627.D (-) m/z 114.15 100.00%
1 4
5000
63
88 15.40 15.60 15.80 16.00
41 50 Ij/'..... I............... I.'H m/z 63.05 29.39%
' I ' ' ' ' I ' ' ' ' I ' ' ‘ ' l''"' ' ' I ' ' I I
•n/z-> 10 20 30 40 50 60 70 80 90 100 110 120
Abundance #64087; 3-Cyclobutene-1,2-dione. 3,4-dihydroxy-
20 58
liWil 114 15.40 15.60 15.80 16.00
m/z 88.10 23.95%
41 68 86
'I'... ' I'''' I'''' I ‘ ' I H ' " n-'-rrrp-
■n/z-> 10 20 30 40 50 60 70 80 90 100 110
Abundance #2836; Ethyl diazoacetate
20
TT T-i-rt
15.40 15.60 15.80 16.00
m/z 68.05 18.52%
5000
69
114
42
•n/z->
Abundance
10
15
20
LX
30 40
58 .
' I p ’ ' ' I' ’' ' I'
50 60 70 80
#62372: 1,2-Ethanediol
86
r" TT-p-r
90' 100 110 120
15.40 15.60 15.80 16.00
m/z 50.05 16.31%
5000
15
I ■ ,1 ' ' I ‘
Tl/Z-> 10 20 30 40 50 60 70 80 90 100 110 120 15.40 15.60 15.80 16.00
7627.D HP031802.M Thu Apr 04 09:11:18 2002 Page 2
NYC-WTC_000081636
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