GCMS quantitation report, sample LB, June 2002

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Data File : C:\MSDCHEM\l\DATA\061102\LB.D Vial: 4 Acq On : 11 Jun 2002 12:19 pm Operator: Sample : gc/ms scan 6/11 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\060302.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L Peak Number 3 Isocrotonic acid Concentration Rank 6 R.T. EstConc Area Relative to ISTD R.T. 3.83 3.38 ug/L 2521510 1,4-dichlorobenzene-d4 9.89 Hit# of Tentative ID MW MolForm CAS# Qual l Isocrotonic acid 86 C4H602 000503-64-0 9 2 Crotonic acid 86 C4H602 003724-65-0 9 3 2-Imidazolidinone 86 C3H6N20 000120-93-4 7 4 2-Imidazolidinone 86 C3H6N20 000120-93-4 7 Abundance • . Scan 127 (3.825 min): LB.D (-126) (-) m/z 86.00 100.00% 85

4851 5000 83 37 42 3.40 3.60 3.80 4.00 4.20

iz-> 01 ■ >! ■ •' • | l+ mmmTTTTTT »I ‘111 1 * 1 111 “ 1' 11 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 70 TT ' I ‘ ' I '' m/ z 51.10 56.90% Abundance #34646: Isocrotonic acid 39 85

5000 68 3.40 3.60 3.80 4.00 4.20 245 m/z 48.10 53.21%

m/z~> Abundance ol .5.10 .... 1,131.34 । 53 5760 —- —pt 27

15 20253035404550556065 70 75 80859095 #116766: Crotonic acid 71

Mwuow /Mhay 411 85

3.40 3.60 3.80 4.00 4.20 5000 m/z 47.10 45.00%

15 27 38 45 69

MMAA MM 0) +12318,241 13134 5053 5760 66 72 mmt pm m/z-> Abundance 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 #34609:2-lmidazolidinone 30 85 3.40 3.60 3.80 4.00 4.20 m/z 82.90 28.21% 5000

27 42 u.MMAMks 0- s ■ 5558eummamnnmnmmmmaomd 1111139 + TT—a— l ‘ > i11 •' 1 “ iz-> 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

LB.D 060302.M Tue Jun 11 15:54:49 2002 Page 6

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