GCMS blank results for sample AE03612, March 28, 2002

NYC 9/11 Public Portal Document , Library Search Compound Report Data File : C:\MSDCHEM\1\5973N\02MAR08\03612.D Vial: 2 Acq On : 8 Mar 2002 4:25 pm Operator: Sample : 508 scan Inst : Instrumen Mise : March 8, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\HP022102.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 9 2,2,7,7-Tetramethyloctane Concentration Rank 6

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

8.59 0.12 ug/L 62953 1,4-Dichlorobenzene-d4 9.72

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2,2,7,7-Tetramethyloctane 170 C12H26 001071-31-4 64 2 HEXANOL-4-D2 104 C6H12D20 053778-67-9 59 3 Octane, 2,2,6-trimethyl- 156 C11H24 062016-28-8 56 4 Heptane, 2,2,4-trimethyl- $$ 2,2... 142 C10H22 014720-74-2 53 Abundance Scan 462 (8.589 min): 03512.D (-) m/z 57.10 100.00% 57

5000 43 71 85 99 1 Ir 1 TT i ' ' 8.20 8.40 -- 8.60 -AA 8.80 9.00 0- .... 1 | - 'i■ ■ ■ ■ i ■ ■■ ‘ i'1 • ■ I■ ■' I............. ’ * *1 * ’ * * I ‘ ’ * * I ‘ ’ 1 ‘ ‘1 * I ’ 1 ’ • 1 * ’ ' ' I m/z 56.10 44.53% m/z-> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 Abundance #74461: 2,2,7,7-Tetramethyloctane 57

5000 1111/1118 —A ■ t • • • * i ■ ' 8.20 8.40 8.60 8.80 9.00 m/ z 43.10 31.42% 71 85

k 27.... 1 11... L ■ i Tt ■ 0- »J • t»»I»•»‘ i * • < • I • ’ 99 I 112 -p-n-rp-r • ‘ i1 ■ ■ • i1 • • • i • • ■ ■ i • • ■ • i • 155 ■ i ■ ■ miz—> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 Abundance #9568; HEXANOL-4-D2 57 MAMM 8.20 8.40 8.60 MA 8.80 9.00 5000 m/z 71.10 30.41%

70 85 0- .......... I . • f • • • • l»• • • l • • • • J • • l 11 ■ i ‘11 ■ i ■ ■ ■ ■ i' ■ ■ • i ■ ■' ‘ i' ■ ■ • i1 ■' ‘ i ■ ■ ■ ■ i ■ ■ ■ ■ i'' miz-> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 Abundance #56272: Octane, 2,2,6-trimethyl- ■ i • • • • i ■ > ■ > t ‘ • i ■ * 1111. 57 8.20 8.40 8.60 8.80 9.00 m/z 41.10 19.91%

5000

71 27 42 0 T ।,. T .... 11... ।• - TIOugt, 141 T11 85 99 — 1 111 m/z-> 20 30 40 50 60 70 80 90 100 1W 120 130 140 150 160 8,20 8.40 8.60 8.80 9.00

03512.D HP022102.M Fri Mar 15 10:09:17 2002 Page 11

NYC-WTC_000037734