GCMS analysis results for sample AE07000, April 2002

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Laboratory report documenting GCMS analysis of environmental sample AE07000 conducted on April 16, 2002.

NYC-WTC_000040069–000040078

Folder label: “GCMS X 3/26/02 A 4/6/02”

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NYC 9/11 Public Portal Document .% Data File d Acq On Sample Mise Title Library- *********** Peak Number R.T. 8.52 3111.24 ug/1 Hit# of ------------------ -- 3 2-Propanol, 4 Acetome Abundance Library Search Compound Report C:\HPCHEM\l\DATA\APR0405\7000.D Vial: 28 7 Apr 2002 12:28 am Operator: gc/ms scan 3/26 Inst : GC/MS 2 09 Multiplr: 2.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0408.M (RTE Integrator) : 209 625/TCLP calibration table : C:\DATABASE\NBS75K.L ********************************************************** 1 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1 EstConc Area Relative to ISTD R.T. 184007000 1,4-Dichlorobenzene-d4 12.25 5 Tentative ID MW MolForm CAS# Qual 1 2 -Pent anone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 50 2 Acetic acid, 1,1-dimethylethyl este 116 C6H1202 000540-88-5 33 2-methyl- 74 C4H10O 000075-65-0 17 58 C3H60 000067-64-1 9 Scan 379 (8.523 min): 7000. D (-) m/ z 43.05 100.00% 43

59 5000

101 ■ ■ ■ i ■ ■ ■ ■ i ■ ■ ■ ■ । ■ ■ ■ ■ । ■ ■ ■ ■ । 8.20 8.40 8.60 8.80

m/z-> 0- — - 374 +53+ 69 *111-1′1′1001’ 77 8,3 ! 94, 117 r" 1 1 i ■1 1 1 i ' ' m/z 59.05 54.31% 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #64275:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 1 1 ■ i 1 1 ’ TIIIIITII7IITT 59 8.20 8.40 8.60 8.80 m/z 101.05 23.89% 15 31 101 I TDUH+ ]....................... 83 _........................... -PPH I ! 1 1 I t ! I 1] 1il I I ] I I I I I I 1 I I I I TT I [ I T

miz-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #3292: Acetic acid, 1,1-dimethylethyl ester 43 8.20 8.40 8.60 8.80 5000 57 m/z 58.05 16.65% 101 15 27 i 1 1 i 1 1 1 1 I ' ' ' 1 i 1 ‘ ' 1 I1 ............ E 1 1 1 1 1 1 1 1 1 1 1 1 ' ! 1 r T 1 ................ 1 1 ' 1 1 1 mz— > 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #62572: 2-Propanol, 2-methyl- 1 ■ 1 i ' 1 1 ' i 1 1 1 1 i 1 ■ ■ ' i1 1 1 1 r 59 8.20 8.40 8.60 8.80 m/z 41.05 8.77%

5000 31 41

-----1 , । . .Ui,TT———OTTTTPPIT ' i ■ ■ ' ' i ' ■ ■ ' i ■ 1 ' 1 1 1 1 ’ 1 I m/z—> 10 20 30 40I 50 (60 70 80 90 1 00 110 120 8.20 8.40 8.60 8.80

7000.D GCMS0408.M Mon Apr 15 14:45:25 2002 Page 1

NYC-WTC_000040077

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NYC-WTC_000040077Source: NYC Law Department, mirrored locally

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