GCMS analysis report for sample AE07066, April 2002

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GCMS results for sample AE07066 showing surrogate recovery and unknown compounds dated April 29, 2002.

NYC-WTC_000043385–000043393

Folder label: “GCMS X 4/23/02 A 4/24/02”

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Data File : C:\HPCHEM\1\DATA\APR2 402\7066.D Vial: 8 Acq On : 24 Apr 2002 10:37 pm Operator: Sample : gc/ms scan 4/23 Inst : 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS0412.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1

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

8.19 4.44 ug/1 601571 1,4-Dichlorobenzene-d4 12.21

Hit# Of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanon 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 50 2 Acetic aci 1,1-dimethylethyl este 116 C6H1202 000540-88-5 33 3 tert-Buty] Hydroperoxide 90 C4H10O2 000075-91-2 25 4 2 -Propanol 2-methyl- 74 C4H10O 000075-65-0 17 Abundance 7 Scan 342 (8,186 min): 7066.D (-) m/z 42.95 100.00% 43

59 5000 101 I I I-1 I-1 I I I I 1 I I I I ■ n ' 1 '' । । 1 7.80 8.00 8.20 8.40 8.60 m/z—> 1 ....................................... 38 I, i

10 [ r i । ।

20 pi f i T|

30 i i i i

40 +53+ [

50 60 r 69 I 1 1 1 1 i 1 1 ' 1 1 1 1 ■ ' i ■ - 1 I I < ' ■ 1 । 1 70 80 8,3 90 100 110 m/z 59.05 50.93% Abundance #64275: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 7.80 8.00 8.20 8.40 8.60 m/z 101.05 21.90% 15 31 101 83 | 1111 l —I—l ---+ I I ' ■ ■ ' । । ■ i ■■■ ■ ■ i ■ ■ ■ i । ■ 1 I '

m/z—> 10 20 30 40 50 60 70 80 90 100 110 Abundance #3292: Acetic acid, 1,1-dimethylethyl ester 43 . | r . i i । । । i r । ii 7 , | i > > i । i i 7.80 8.00 8.20 8.40 8.60 5000 57 m/ z 58.05 16.65% 101 15 27 I I I 1 ' 1 ' 1 ' 1 1 ' 1 1 TT ■ ‘ i 1 1 'i1 1 1 1 I ' 1 1 1 i 1 1 1 ‘ I ‘ ' 1 1 i' ' 1 1 i 1 m/z-> 10 20 30 40 50 60 70 80 90 100 110 i । । । । । t ।, : r । । i । i । । । Abundance #922: tert-Butyl Hydroperoxide 59 7.80 8.00 8.20 8.40 8.60 43 m/ z 41.05 8.31%

5000

.........31371 3 I [ I I I I— I r > f I I I I I I I I I I I I I I _I_ I I I Pi I I I I I I — [“I I I I I I ..... ................ .......... _ m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.80 8.00 8.20 8.40 8.60

7066.D GCMS0412.M Thu Apr 25 11:15:49 2002 Page 1

NYC-WTC_000043392

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NYC-WTC_000043392Source: NYC Law Department, mirrored locally

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GCMS sample AE07067 results, April 2002 · Box DEP Box 25

NYC-WTC_000043401

Laboratory report of GCMS analysis for sample AE07067 including surrogate recovery data from April 29, 2002.

1 shared topics · Same agency, volume and box · similarity 0.999