GCMS blank analysis results for sample AE10134, May 7 2002

NYC 9/11 Public Portal Document

- Data File C:\MSDCHEM\1\DATA\050202\429LB.D Vial: 16 Acq On 3 May 2002 1:32 am Operator: Mclean Sample 4/29 ad Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: LSCINT.e

Quant Method : C:\MSDCHEM\l\METHQDS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L

Peak Number 5 2-Pentene, 2,3-dimethyl- Concentration Rank 6

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

5.03 0.23 ug/L 139011 1,4-Dichlorobenzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentene, 2,3-dimethyl- 98 C7H14 010574-37-5 59 2 3-Penten-2-one,4-methyl- 98 C6H10O 000141-79-7 38 3 Cyclohexane, methyl- 98 C7H14 000108-87-2 9 4 2-Pentene, 3,4-dimethyl-, (E) - 98 C7H14 004914/92-5 9 Abundance Scan 332 (5.030 min): 429LB.D (-326) (-) m/z 83.1.0/ 100.00% 55 8(3

43 98 5000 Ml i...... 11 1 1 1 ' 1 1 1 ' ' 49 4.60 4.80 5.00 5.20 5.40

m/z-> 0 10 20 30 40 I 50 60 1 1 i ' 1 1 1 i ' 1 ' 1 i 1 70 80 1—T 90 11 ■ ■ 100 m/z 55.10 93.59% Abundance #32863: 2-Pentene, 2,3-dimethyl- 55 83 41

5000 I'iii | । । t i I । 11 । [ i r“i । । । । । 27 98 4.60 4.80 5.00 5.20 5.40 69 m/z 43.10 54.38% 15 ............. 1......... I...... I|‘ 0 10 20 30 401 49.163 50 60 70 7744 80 +91 90 100 । ■ 1 MMpobikr{Lyhapoupe Abundance #116450: 3-Penten-2-one, 4-methyl- 55 83 I 1 1 1 • I I I-1 I ] I I I I I Cl k I' I 43 98 4.60 4.80 5.00 5.20 5.40 5000 28 m/ z 98.10 50.94%

37 । i /z-> 0 I 1 1 1 1 I 1 ' 1 ' I ‘ 10 20 30 i r i 1′1108 i i pl11 40 50 —60 6770 np 80 1 ' 90 ' 100 Abundance #116405: Cyclohexane, methyl- |iiii | rm i । । rm I}I i i ‘ । l r 83 4.60 4.80 5.00 5.20 5.40 55 m/z 39.20 42.34% 41 5000 98 27 69

1..... 15 rtiI ' 3511 'T, 1474 $3,11.,177. —91 ' 1 i ' ■ ■ 1 । 1 1 1 ■ । 1 TIB ' I 1 1 | । i । । | । i । i p r । i : । i t i i । ( r /z-> 0 1030 40 20 50 60 70 80 90 100 4.60 4.80 5.00 5.20 5.40

429LB.D 050102.M Mon May 06 12:27:37 2002 Page 8

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