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GCMS analysis results, sample AE09973, May 2002

Machine-extracted title · confidence 100%

Laboratory report for sample AE09973 showing surrogate recovery and unknown compounds from May 9, 2002.

NYC-WTC_000044025–000044054

Folder label: “GCMS X 4/25/02 A 5/7/02”

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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File C:\MSDCHEM\1\DATA\050602\9973.D Vial : 21 Acq On 7 May 2002 3:59 am Operator: Mclean Sample 4/25 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e

Quant Method C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title 508 Modified GC/MS scan Library C:\DATABASE\NIST98.L

Peak Number 13 Methyl l-methylcyclopropyl ... Concentration Rank 14

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

7.73 0.26 ug/L 186279 1,4-Dichlorobenzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Methyl 1-methylcyclopropyl ketone 98 C6H10O 001567-75-5 12 2 Propane, 1-(1-methylethoxy)- 102 C6H140 000627-08-7 14 3 5-Hexen-2-one 98 C6H10O 000109-49-9/9 4 4-Penten-2-one 84 C5H80 013891-87-7 9 Abundance Scan 792 (7.733 min):9973.D(-788)(-) m/ z 43.10 100.00% 43

5000 MAMWyWN 58 ' I I I * I I I I I I l l I I I I I > I I I 87 98 51 i.................... 7.40 7.60 7.80 8.00 ............................ .. ............... । 1 1 1 1 । 1 1 1 ' । 1 1 1 1 । 1 ' l 1 1 1 1 1 1 1 ' 1 1 ‘ m/z 58.10 26.41% 10 20 30 40 A Tl/Z--> 50 60 70 80 90 100 110 Abundance #5005: Methyl 1 -methylcyclopropyl ketone 43 MwAWW WwuAu 5000 1 1 I' 1 ’ 1 I ' ' 1 1I ' ' 1 1 I'1 r 1 ' I 55 7.40 7.60 7.80 8.00 m/z 41.10 19.00% 29 83 98 1 । 5 38,1 | i tri । i i t I i i ill i ■ । । |' ।11 50 . 63 69 77 | I I I I I 11 17 | 11 I I Ki I I I I I 1 I 1■। 1 1 1 1 ।

WWW n/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #109423: Propane, 1-(1-methylethoxy)- 43 7.40 7.60 7.80 8.00 5000 m/z 87.00 18.67%

27 59 9 73 87| ....... 11,3239,1 1 [ । । । I ।...... r........ i...... . । । । । ।1 ।' । i r~i । r-—। Ul । i i । । । r i’ * r ■ i 10 20 30 40 50 60 70 80 90 100 110 Abundance #109457: 5-Hexen-2-one ' ' I ' ' ' ‘ I ' ' ' I > . ! . | I I I I | 43 7.40 7.60 7.80 8.00 m/z 83.10 14.27%

5000

55 27 50 , | 65 71 77 83 98 ------- 38 4 I l l I ' I I I I [ I I I I I I I I I I 1 177 1""" ■ r I "I I I — I 1 1 i 1 ' 1 1 i miz-> 10 20 30 40 50 60 70 80 90 100 110 7.40 7.60 7.80 8.00

9973.D 050102.M Tue May 07 15:52:03 2002 Page 17

NYC-WTC_000044046

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GCMS analysis results, sample AE09968, May 2002 · Box DEP Box 25

NYC-WTC_000043938

Gas chromatography-mass spectrometry analysis report for sample AE09968, detecting unknown compounds and 2,4-DDD surrogate with 78% recovery, dated May 9, 2002.

1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.996

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