Volatile organic compounds results, Mar 13 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\HPCHEM\1\DATA\02MAR13\6048.D Vial: 19 Acq On : 14 Mar 2002 4:27 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 2H-Pyran-2-one, tetrahydro-4-m Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 15.80 0.04 ug/L 32574 1,4-DIFLUOROBENZENE 15.14 Hit# Of 5 Tentative ID MW MolForm CAS# Qual 1 2H-Pyran-2-one, tetrahydro-4-methyl 114 C6H10O2 001121-84-2 3 2 4-Heptanone 114 C7H140 000123-19-3 3 3 3-Hexanone, 2-methyl- 114 C7H140 007379-12-6 3 4 2,4-Imidazolidinedione, 3-methyl- 114 C4H6N2O21 006843-45-4 3 Abundance Scan 695 (15.800 min): 6048.D (-) m/z 114.15 100.00% 1 14

5000

63 88 h..... 15.40 15.60 15.80 16.00 16.20 50 57 | m/z-> ’I’ 20 1 I ’ ’ ’ ' I 1 ' ’ 1 I ' ’ 1 ‘ I ‘ ’ 30 40 50 60 70 80 ' I ' ■ ■ ■ I ' 90 100 110 .1........... 120 m/z 63.05 27.31%

Abundance #2880:2H-Pyran-2-one, tetrahydro-4-methyl- 42 55

5000 15.40 15.60 15.80 16.00 16.20 m/z 88.00 24.69% 70 114 |....... M ‘ t > 1 * • l • ■ ■ ■ । । 74 ’I’* m/z--> 20 30 40 50 60 70 80 90 100 110 120 Abundance #64152:4-Heptanone 43 71 15.40 15.60 15.80 16.00 16.20 5000 m/z 56.95 17.35% 27

114 58 ......... I — riji tel I 1 ' 1 । I .................................. 1 I ‘ 1 ■ ■ i ' |........ ।I * ■ ■ | ■ 1 rj i i ’’’I i i i i | i I i i | > I n/z~> 20 30 40 50 60 70> 80 90 100 110 120 Abundance #64191:3-Hexanone, 2-methyl- 43 15.40 15.60 15.80 16.00 16.20

5000 71 m/z 50.05 n 15.26%

27 114

m/z-> ■ i ■ ■ ■ ■ i ■ ■ ■ ■ ।1 20 30 40 55 86 1 1 ‘ 1 1 ’** 1 — +tt ‘ I ‘ ' I ‘ 50 60 70 80 90 99 4 ‘ ' 1 1 ' 100 110 120 15.40 15.60 15.80 16.00 16.20

6048.D HP022702.M Thu Mar 14 11:38:16 2002 Page 1

NYC-WTC_000021738