Volatile organic compounds results, Mar 14 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\HPCHEM\1\DATA\02MAR14\06307.D Vial: 18 Acq On : 15 Mar 2002 1:22 am Operator: 201-wb Sample : nyc Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\HP022702.M (RTE Integrator) Title : VOCS BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 Urea, ethyl- Concentration Rank 2

R.T. EstConc Area Relative to ISTD R.T. 15.75 0.03 ug/L 19432 1,4-DIFLUOROBENZENE 15.09 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Urea, ethyl- 88 C3H8N20 000625-52-5 4 2 Tetramethylhydrazine 88 C4H12N2 006415-12-9 4 3 3-Pentanone, 2,4-dimethyl- 114 C7H140 000565-80-0 3 4 4-Heptanone 114 C7H140 ______ 000123-19-3 3 Abundance Scan 692 (15.750 min): 06307.D (-) m/z 114.05 100.00% 1 4

5000

50 63 88 15.40 15.60 15.80 16.00 TIn’t m/z 62.95 23.85% '' i ■ ■' ■ i ■ ■ ■ ■ i ■' ■ ■ i ‘' ■ • i ■' ■ ■ i ■' ■ ■ i • ■ i ■ ‘ ■ i ■ • ■ ■ i ‘ m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #789: Urea, ethyl- 33 44 73 88 5000 ‘ i ‘ ‘ ■ i 1 ■ I' " ' I ' 1 " 1 1 15.40 15.60 15.80 16.00 m/z 88.10 22.87% M

n/z-s 1.17.1 10 20 30 111 40 H 50 56 60 70 80 i ■ ■ ■ ■ i ‘ 90 100 110 120 ' ■ i ■ ■ ■' i'1

Abundance #830: Tetramethylhydrazine 42 88 ■ ■l.... t .... 1. 15.40 15.60 15.80 16.00 73 m/z 49.95 21.40% 5000 15 30

1 ‘ I 1 । | " r58 1! । i , i i i'll njo I ' ‘ ' ■ i ' ' ' H ■ ■ ' ' I ' 1 m/z--> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #64142: 3-Pentanone, 2,4-dimethyl- - 43 15.40 15.60 15.80 16.00 m/z 44.00 8.33%

5000 71 MWNMWA 27 114 - 1 ‘ ‘ 55 ‘ l ‘ "T Tt m/z—> 10 20 30 40 50 60 70 80 90 100 110 120 15.40 15.60 15.80 16.00

06307.D HP031802.M Tue Mar 26 16:51:49 2002 Page 1

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