GCMS blank analysis results sample AE11926, May 2002

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Data File : C:\MSDCHEM\l\DATA\052302\522LB.D Vial: 3 Acq On : 23 May 2002 11:36 am Operator: Mclean Sample : 5/22ad Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L

Peak Number 13 Isobenzofuran-1,3-dione, 4,... Concentration Rank 18 R.T. EstConc Area Relative to ISTD R.T. 34.81 0.21 ug/L 59064 Perylene-dl2 34.65 Hit# of 5 Tentative ID MW MolForm CAS# Qua

1 Isobenzofuran-1,3-dione, 4,5-dim... 208 C10H8O5 001567-56-2 /12 2 1-Hydroxymethyl-1,2,3,4-tetrahyd... 178 C11H1402 1000187-34-9 9 3 Cyclopropane, 1,1-dibromo-2,2-bi... 294 C5H6Br2C12 098577-44-7 8 4 Methane, bromochloro- 128 CH2BrCl 000074-97-5 7 Abundance Scan 5401 (34.813 min): 522LB.D (-5399) (-) m/z 132.20 100.00% 112 73 208 49 118 5000 1.. - 1.0 281 34.40 34.60 34.80 35.00 35.20 ----- 0--PPT ■ ' i' ■ ■ ■ i ■ • ■ ■ i • •' ‘ i • ■ m/z 73.10 72.84% m/z-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 Abundance #84979: Isobenzofuran-1,3-dione, 4,5-dimethoxy- 44 78 208

5000 65 104

122 135 163 179 AdAnuk 34.40 34.60 34.80 35.00 35.20 m/z 132.90 66.27% 150 — 1, 193 | oV ■ ‘ i ■ ■ ■11 ■ ■ ■ ■ i ■ ■ ■ ■ i ■ ■ miz-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 Abundance #58457:1-Hydroxymethyl-1,2,3,4-tetrahydro-naphthalen-2-ol 119 i ' ■ ■ ■ i ' • ■ ‘ i • ■ i • ■ ■ ■ i ■ ’ 34.40 34.60 34.80 35.00 35.20 5000 117 m/z 207.90 63.58% 91 160 77 105 142

nz-> 27 39 51 63 0---44- 20 40 60 —HU+ll—— 80 100 120 140 160 180 200 220 240 260 ■ ■ i ■ ■ • • i ■ ■ ■ ■ i ■ ■' ■ i • * ■ ‘ i ■1 ■ ■ i ■ ■ 280 Abundance #1394: Cyclopropane, 1,1 -dibromo-2,2-bis(chloromethyl)- 39 34.40 34.60 34.80 35.00 35.20 247 m/z 130.10 57.61% 51 135 5000 75 99

26 63 87 186 155 168 217 O-T T’l T1 + J1 l arv 4411+-4ll.+293.1—235. +422— ........... / . ...................... iz—> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 34.40 34.60 34.80 35.00 35.20

522LB.D 052202.M Wed May 29 09:39:00 2002 Page 16

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