GCMS analysis results for sample AD31670, Jan 28 2002

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Laboratory report showing GCMS analysis of sample AD31670 including unknown compounds and surrogate recovery data.

NYC-WTC_000050008–000050023

Folder label: “GCMS X 1/3/02 A 1/17/02”

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NYC 9/11 Public Portal Document Library Searcn Compound Report Data File : C: \MSDCHEM\1\5973N\02 JAN1731670 . D Vial: 5 Acq On : 17 Jan 2002 6:09 pm Operator: Sample : 508 scan Inst : Instrumen Mise : January 17, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\MSDCHEM\1...\SCAN508.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 2 Butanoic acid, 2-methyl-, m.. Concentration Rank 6 R.T. EstConc Area Relative to ISTD R.T. 4.63 0.17 ug/L 72700 1,4-Dichlorobenzene-d4 9.71 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Butanoic acid, 2-methyl-, methyl... 116 C6H12O2 000868-57-5 50 2 Butanoic acid, 2-methyl-, methyl... 116 C6H1202 000868-57-5 43 3 Butanoic acid, 2-methyl-, methyl... 116 C6H1202 053955-81-0 38 4 Butanoic acid, 2-methyl-, methyl... 116 C6H12O2 000868-57-5 38 Abundance Scan 110 (4,630 min): 31670.D (-) m/ z 71.00 100.00% 41 57 71 88

5000-

101 _AALA 4.20 4.40 4.60 4.80 5.00 0 ' ' I ‘ 1 1 ' I 1 ' 1 1 1 ' ■i•1■'i■ ■ • • i 11 m/z 57.10 92.71% miz-> 10 20 30 40 60 50 70 80 90 100 110 120 Abundance #16440: Butanoic acid, 2-methyl-, methyl ester (CAS) $$ Me... 57 88

5000 I 1 ’ 1 1 1 1 '■' ' ''' 1 1 1 1 1 1 ' r1 1 ' 101 4.20 4.40 4.60 4.80 5.00 27 74 m/z 41.10 90.30% 15 116 I 1....... 1 , j_________ 0- ‘ ‘ I ‘ ' I ' ■ ‘ ' I ‘ ' I ‘ ‘ ' I ' ' ■ i ■ 1 ‘ •! • T-r-p-r I ' ' * ‘ t -H-rTPTT miz-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #16439: Butanoic acid, 2-methyl-, methyl ester (CAS) $$ Me... 57 88 MMAANAY 4.20 4.40 4.60 4.80 5.00 41 m/z 88.10 83.22% 5000

101 69 0- ■ 1 i ■ ' ■ ■ I 1 ' ' ' I 1 1 1 ' I1 ' 1 1 I'' -P4 I ■ • ■ ■ i 1 ■ ■ ■ i ‘ ' i ' ■ miz-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #16437: Butanoic acid, 2-methyl-, methyl ester, (.+/-.)- $... A i ' ' 1 1 i 1 ' 57 88 4.20 4.40 4.60 4.80 5.00 m/z 43.10 43.04% 5000

15 27 74

n/z—> 0—) 10 i ‘ 20 ■ i 1 ' 1 ■ i 1 ■ ■ ■ i ' ■ 30 40 50 ) ..170 — 80 60 90 101 116 ' ■ l ■ ''i1 t14-141111111 100 I 110 4. 120 LLAAAA 4.20 4.40 4.60 4.80 5.00

31670.D SCAN508.M Tue Jan 22 08:37:22 2002 Page 4

NYC-WTC_000050015

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GCMS analysis results for sample AD31644, Jan 28 2002 · Box DEP Box 28

NYC-WTC_000049990

Laboratory report showing GCMS analysis of sample AD31644 including unknown compounds and surrogate recovery data.

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