Volatile organic compound analysis results, sample AE07502, April 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File C:\HPCHEMX1\DATA\02APRO 3\7 4 9 8D.D Vial: 7 Acq On 3 Apr 2002 1:43 pm Operator: 201-wb Sample nyc; dup Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\HP031802.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L ★ ★★★★★★★★★★★★★★★★★★★★★★★★★★★•A-*****-***********************************

Peale Number 1 3-Cyclobutene-l, 2-dione, 3,4-d Concentration Ranle 1

R.T. EstConc Area Relative to ISTD R.T. 15.80 0.03 ug/L 14075 1,4-DIFLUOROBENZENE 15.14 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 3-Cyclobutene-l,2-dione, 3,4-dihydr 114 C4H2O4 002892-51-5 4 2 Tetramethylhydrazine 88 C4H12N2 006415-12-9 4 3 1,3-Dioxolan-2-one 88 C3H4O3 000096-49-1 4 4 4-Heptanone 114 C7H14O 000123-19-3 3 Abundance Scan 695 (15.801 min): 7498D.D (-) m/z 114.05 100.00% 1 4

8000

6lililil I ‘ ' I ' ' 4000 15.40 15.60 15.80 16.00 16.20 44 88 m/z 43.95 30.20% Tl/Z-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #2826; 3-Cyclobutene-1,2-dione. 3,4-dihydroxy- 29 58

TOilil 114 J ' ' I ' ' 15.40 15.60 15.80 16.00 16.20 m/z 88.10 28.85% 86

Tl/Z-> 17 ' I " i''.... I 10 20 30 40

40 50 68 60 70 A 80 90 100 110 120 Abundance #830; Tetramethylhydrazine 4|2 88 T 15.40 15.60 15.80 16.00 16.20 73 5000 15

30

I _ , I 58 L 1111H I,. I ,111,

•n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #62892:1,3-Dioxolan-2-one 29

5000 43 88

................................ ' I'' • 11' 11111' I' I'

•n/z-> 10 20 30 40 50 60 70 80 90 100 110 120

7498D.D HP031802.M Wed Apr 03 15:06:19 2002 Page 1

NYC-WTC_000081590