GCMS surrogate recovery results for sample AE03021, March 2002

NYC 9/11 Public Portal Document Library Search Compound Report

Data File C:\MSDCHEM\l\DATA\022802\03071.D Vial: 15 ' Acq On 1 Mar 2002 11:49 pm Operator: McLean Sample 2/12/02 GC SCAN Inst Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\MSDCHEM\l\5973N\5080202.M (RTE Integrator) Title : Quantitation For Method 508gcscan Library : C:\DATABASE\WILEY7N.L

Peak Number 1 Butane, 2-methoxy-2-methyl-... Concentration Rank 1

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

5.60 1.18 ug/L 351989 1,4-Dichlorobenzene-d4 9.58

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Butane, 2-methoxy-2-methyl- $$ E... 102 C6H140 000994-05-8 33 2 Silane, tetramethyl- 88 C4H12Si 000075-76-3 33 3 l-Propene-l-thiol 74 C3H6S 000925-89-3 28 4 3-Pentanol, 3-methyl- 102 C6H140 000077-74-7 9 Abundance Scan 278 (5.597 min): 03071.D (-) m/z 73.10 100.00% 73 8000

6000

4000

2000 45 5.20 5.40 5.60 5.80 6.00 ..................... ■ ' r ■ •' 11 ■ • 111 ’ ■ ' i ■ ‘ 55,... ,1 ,'1 1 1 1 87' 1 ■ i 1 ■ ■ ■ i ■ ■ • ■ i'1 ■ ' i 1 103 m/z 45.10 14.92% m/z-> 0 10 20 30 40 50 60 70 80 90 100 110 Abundance #9702: Butane, 2-methoxy-2-methyi- S$ Ether, methyl tert-p... 73 8000

6000 ' i ■ ■ ■ ' l ' ■ 4000 5.20 5.40 5.60 5.80 6.00 43 55 m/z 71.10 7.90% 87 2000 29 ■ ■ ■ i ■ ■ ■ • i ■ . 1 ■'/ 1 'I ‘ 'I' +80 1 I ' ' ' ' I ' ' ' ' I ' m/z—>0 10 20 30 40 50 60 70 80 90 100 110 Abundance #4814: Silane, tetramethyl- 73 8000 ■ ■ i ' ‘ ' I ' ' 5.20 5.40 5.60 5.80 6.00 6000 m/z 55.1.0 4.27% 4000

2000 43 15 29 2.... 5.... 136 1 —531 60 ■ ■ i • ■ - ■ । > i ■ ■ i ■ ■ > ■ । ■ • • ■ । i > • > । ■i ' ' ' ' i ' 81 88................... m/z-> 0 10 20 30 40 50 60 70 80 90 100 110 Abundance #2002: 1-Propene-1 -thiol 73 i ■ ■ 1 ■ i 5.20 5.40 5.60 5.80 6.00 1’8 8000 m/z 87.1.0 4.15%

6000

4000 43 2000

m/z—> -0... 101...... P jll, 53+66 p ------- 20 30 40 50 60 70 80 90 100 110 5.20 5.40 5.60 5.80 6.00

03071.D 5080202.M Mon Mar 04 05:46:21 2002 Page 3

NYC-WTC_000005961