GCMS analysis results for sample AE00309, Jan 2002

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Laboratory report showing GCMS analysis of sample AE00309 for unknown compounds and DDD on January 10, 2002.

NYC-WTC_000051088–000051104

Folder label: “GCMS X 1/7/02 A 1/8/02”

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NYC 9/11 Public Portal Document

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Data File : C: \MSDCHEM\1\5973N\02JAN08\309.D Vial: 8 ‘ Acq On : 8 J an 2 002 11:19 pm Operator: Sample : 508scan Inst : Instrumen Mise : January 8, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\l-..\SCAN508.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 3 2-Butenal, 3-methyl- $$ Cro... Concentration Rank 3 R.T. EstConc Area Relative to ISTD R.T.

4.83 0.24 ug/L 77518 1,4-Dichlorobenzene-d4 9.72 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Butenal, 3-methyl- $$ Crotonal... 84 C5H8O 000107-86-8 2 Furan, 2,3-dihydro-4-methyl- (CA... 84 C5H80 034314-83-5 72 3 Furan, 2,3-dihydro-4-methyl- 84 C5H8O 034314-83-5 72 4 2-Butenal, 3-methyl- (CAS) $$ 3-... 84 C5H80 000107-86-8 72 Abundance Scan 128 (4.835 min): 309.D (-) m/z 83.95 100.00% 84 55 59 41 5000 VA I ' 1 ' ' I ' ' 44 69 4.40 4.60 4.80 5.00 5.20 — 51 0 ‘ ‘IUI ‘‘I ■ i ■ ■ ■ । ■ ■ ■ ■ i1 ■ 11 1 111 '1 11 I m/ z 55.10 74.76% m/z-> 20 25 30 35 50 55 60 65 70 75 80 85 40 45 90 95 Abundance #3222: 2-Butenal, 3-methyl- $$ Crotonaldehyde, 3-methyl- $... 84 55

5000 27 39 4.40 ,4 4.60 — 4.80 1 i ■ ■ ' 1 i 1 ■ ' 5.00 5.20 m/ z 59.10 67.36%

m/z—> 44 01 1 ■ i ■1 •11r ' 11111 11111 ■ I 111111 20 25 30 35 40 45 50 55 60 65 70 75 80 85 --- 69 l 11 ■ ■ ■ ■ i 90 95 Abundance #3351: Furan, 2,3-dihydro-4-methyl- (CAS) $$ 4-METHYL-2.3-. 55 84 A A 4.40 4.60 4.80 5.00 5.20 5000 41 m/ Z 41.10 58.02%

69 44 51 । Ot ■ । ■ ■ ■ ■ । ■ ■ ■ ■ । ■ ■ ■ ■ । ■ — r I|! III|I! I ■ ........ I,... FUTTTr 11'1 " I m/z-> Abundance 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 #3350: Furan, 2,3-dihydro-4-methyl- 56 84 A 4.40 4.60 4.80 LA 5.00 5.20 m/z 83.00 49.77%

5000 41 27 69 37 44 51 -- 0 ' I '' ' ' I ' i. ........... -H PP—90..... 1 /z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 95 4.40 4.60 4.80 5.00 5.20

309.D SCAN508.M Wed Jan 09 15:17:25 2002 Page 5

NYC-WTC_000051096

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GCMS analysis results for sample AE00308, Jan 2002 · Box DEP Box 28

NYC-WTC_000051073

Laboratory report showing GCMS analysis of sample AE00308 for unknown compounds and DDD on January 10, 2002.

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