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 2 ISOBUTYRALDEHYDE, DIMETHYLA... Concentration Rank 12

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

3.93 0.08 ug/L 38878 1,4-Dichlorobenzene-d4 9.72

Hit# Of 5 Tentative ID MW MolForm CAS# Qual

1 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 83 2 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 83 3 Propane, 1,1-dimethoxy-2-methyl- 118 C6H14O2 041632-89-7 83 4 Propane, 1,1-dimethoxy-2-methyl- ... 118 C6H14O2 041632-89-7 74 Abundance Scan 49 (3.927 min): 03512.D (-) m/z 75.00 100.00% 75

5000 55 7 87 \ 47 T 3.60 3.80 4.00 4.20 miz-> Oh 5 I«»»• I ‘ “ I • “ ' i ‘ AL mpmmp mM “ I “ “ I 71

10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 m/Z 87.00 36.17% Abundance #17849: ISOBUTYRALDEHYDE, DIMETHYLACETAL $$ 1 1-Dimethoxyi... 75

— 5000 87 3.60 3.80 4.00 4.20 55 m/z 55.10 28.49% 29 41 47 71 ob mm 59 TTH] ml .............. I1 >• । ■ i" miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #17848: ISOBUTYRALDEHYDE, DIMETHYLACETAL $$ 1 1-Dimethoxyi... 75 ------- TI 3.60 3.80 4.00 4.20 5000 m/ z 47.00 15.12% 87 15 55 59 71 Oh‘‘‘‘11117 - ml Hp ......... 'I" miz-> Abundance 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 #17846: Propane, 1,1-dimethoxy-2-methyl- 75 ADAM ALLAAAL 4.20 3.60 3.80 4.00 m/z 45.00 13.54%

5000 87 55 22 47 miz—> 31 Oh • ••i•■••।• l • • • ■ ।11 • • • i • • wpt 5 A4 59 NHpmpu hpt Egum 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 71 3.60 3.80 4.00 4.20 "tI

03512.D HP022102.M Fri Mar 15 10:09:16 2002 Page 4

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