NYC 9/11 Public Portal Document
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Data File : C:\HPCHEM\1\DATA\01dec26\31277.D S Vial: 17
Acq On : 27 Dec 2001 1:26 am Operator: 206-BH
Sample : 524 nyc Inst : GC/MS Ins
Misc Multiplr: 1.00
MS Integration Params: LSCINT.P
Quant Method : C:\HPCHEM\1\METHODS\HP121001.M (RTE Integrator)
Title : VOCs BY EPA METHOD 524
Library : C:\DATABASE\NBS75K.L
Peak Number 3 3-Cyclobutene-1,2-dione, 3,4-d Concentration Rank 3
R.T. EstConc . Area Relative to ISTD R.T.
15.14 0.03 ug/L 8170 1,4-DIFLUOROBENZENE 14.49
Hit# of 5 Tentative ID MW MolForm CAS# Qual
---------------------------------------------------------------------
1 3-Cyclobutene-1,2-dione, 3,4-dihydr 114 C4H204 002892-51-5 4
2 3-Pentanone, 2,4-dimethyl- 114 C7H140 000565-80-0 3
3 4-Heptanone 114 C7H140 000123-19-3 3
4 3-Hexanone, 2-methyl- 114 C7H140 007379-12-6 3
undance Scan 713 (15.137 min): 31277.D (-) m z 114.05 100. 00°6
14
8000
6000
4000 14.80 15.00 15.20 15.40
m z 44.00 30.170
—> 10 20 30 40 50 60 70 80 90 100 110 120
undance #2826: 3-Cyclobutene-1,2-dione, 3,4-dihydroxy-
58
5000 114 14.80 15.00 15.20 15.40
86 m/z 62.90 29.48%
17 40 68
10 20 30 40 50 60 70 80 90 100 110 120
undance #64142: 3-Pentanone, 2,4-dimethyl-
44
14.80 15.00 15.20 15.40
5000 71
27 114
55
—> 10 20 30 40 50 60 70 80 90 100 110 120
undance #3002:4-Heptanone
71
5000
27
15 58 114
37 86 99
II
ri/z—> 10 20 30 40 50 60 70 80 90 100 110 120
31277.D HP121001.M Thu Dec 27 02:06:26 2001 Page 3
NYC-WTC 000002595
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