Volatile organic compounds analysis results, March 20, 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\HPCHEM\1\DATA\02MAR13\6046.D Vial: 17 Acq On : 14 Mar 2002 3:01 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 Ethene, 1,1-dimethoxy- Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 15.80 0.03 ug/L 29079 1,4-DIFLUOROBENZENE 15.14 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Ethene, 1,1-dimethoxy- 88 C4H802 000922-69-0 4 2 Ethanamine, N-methyl-N-nitroso- 88 C3H8N20 010595-95-6 3 3 4-Heptanone 114 C7H140 000123-19-3 3 4 1,4-Dioxane 88 C4H802 __________ 000123-91-1 3 Abundance Scan 694 (15,800 min): 6046.D (-) m/z 114.15 100.00%| 1 4

5000

— 63 88 50 57 15.40 15.60 15.80 16.00 16.20 44 m/z 63.05 24.43% /z-> 20 30 40 50 60 70 80 90 100 110 120 Abundance #797: Ethene, 1,1-dimethoxy- 43

5000 88 15.40 15.60 15.80 16.00 16.20 m/z 88.00 22.479 27 57

mz-> 20 111 , 30 m40 50 60 70 80 90 I ■ • ■ ■ i ■ ■ ■ ■ i ■ ' ' ■ i ■ ■ 100 110 120 Abundance #62895: Ethanamine, N-methyl-N-nitroso- 42 88 15.40 15.60 15.80 16.00 16.20 |

5000 m/z 50.05 18.61%I

56 ...... ..... ———■ • • l *’’I***414* ■ i ■ ' ■ ■ i ‘ 1 ' ■ i i ■ ■ • ■ i ■ • ■ ■ i ■ ■ ■ ■ i ■1 m/z--> 20 30 40 50 60 70 80 90 100 110 120 Abundance #64152:4-Heptanone 43 15.40 15.60 15.80 16.00 16.20 71 m/z 56.95 14.79?

5000 27

114

m/z-> m 20 30 - 11 58 40 50 60 70 +1119 .... 1.... 80 90 100 110 120 15.40 15.60 15.80 16.00 16.20

6046.D HP022702.M Thu Mar 14 11:35:07 2002 Page 1

N YC-WTC_000022061