GCMS chain of custody form, sample AE10210, May 2002

NYC 9/11 Public Portal Document

'Data File C:\MSDCHEM\1\DATA\020509\10210.D Vial: 12 Acq On 9 May 2002 9:29 pm Operator: Nefliu Sample sample Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: rteint.e

Quant Method : C:\MSDCHEM\1\METHODS\SCAN020507.M (RTE Integrator) Title : Method 508 GC/MS Scan Library : C:\DATABASE\nist98.1

Peak Number 3 1,6-Dioxacyclododecane-7,12... Concentration Rank 4

R.T. EstConc Area Relative to ISTD R.T.

24.62 0.37 ug/1 42453 Acenaphthene -dl0 24.45

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 1,6-Dioxacyclododecane-7, 12-dione 200 C10H16O4 000777-95-7 35 2 Cyclohexene, 1-methoxy- 112 C7H120 000931-57-7 18 3 Cyclopentanone 84 C5H80 000120-92-3 14 4 2,3,4, 5-Tetrahydropyridazine 84 C4H8N2 000694-06-4 10 Abundance Scan 3666 (24.619 min): 10210.D (-3656) (-) m/z 55.10 100.00% 55 4 84 5000 A/ $7, । ।A 44 111 A-AA—4—A 172 213 465 24.20 _ 24.40 24.60 24.80 25.00 T 1 1 1 ‘ LL I........................i, m/z 84.00 55.05% m/z-> 0 50 100 150 200 250 300 350 400 450 Abundance #13624:1,6-Dioxacyclododecane-7,12-dione 55

5000 27 84 24.20 24.40 24.60 24.80 25.00 129 m/z41.20 28.27% 1 4ha4.105,1.172200 .......... ..................... /z—> 0 50 100 150 200 250 300 350 400 450 Abundance #116624: Cyclohexene, 1-methoxy- 84 43 112 -AAAlILL 24.20 24,40 24.60 24.80 25.00 5000 m/z 111.10 21.78%

T H il ’ I ' 1 m/z—> 0 50 100 150 200 250 300 350 400 450 Abundance #111215: Cyclopentanone AA., .... A/ 1 1 1 ' 1 I ' 1 24.20 24.40 24.60 24.80 25.00 m/z 100.00 19.83% 28 84 5000

Tl/Z-> T 0 TT 50 1 100 150 200 250 300 350 400 450 ...A....... 24.20 24,40 24,60 24.80 25.00

10210.D SCAN020507.M Tue May 14 14:23:18 2002 Page 5

NYC-WTC_000024353