GCMS reference results for sample AE10772, May 2002

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Gas chromatography-mass spectrometry reference report for sample AE10772 listing measured values and detection limits.

NYC-WTC_000045849–000045858

Folder label: “GCMS X 5/6/02 A 5/11/02”

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\l\DATA\MAY1002\10772.D Vial 16 Acq On : 11 May 2002 3:41 am Operator Sample : GC/MS SCAN 5/6 Inst 209 Mise : Multiplr 1.00 MS Integration Params: LSCINT.P Quant Method C:\HPCHEM\1\METHODS\GCMS0510.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.

8.14 13.52 ug/1 1131690 1,4-Dichlorobenzene-d4 12.16

Hit# of Tentative ID MW MolForm CAS# Qual 1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 64 2 3 ,Nydroxy-2 -pent anone 102 C5H10O2 003142-66-3 9 3K ‘-Bis(2-methyl-2-nitrosopentan-4 258 C12H22N2O4 094514-30-4 9 CH2=CHCH2C(O)OCH3 100 C5H802 003724-55-8 9 bundance Scan 338 (8.140 min): 10772.D (-) m/z 43.05 100.00% 43

5000 59 I I I I I t I I I I 1 I I I I T I [ I I I I j I 101 7.80 8.00 8.20 8.40 ............................. 37 i 53, | 69 83 , | m/z 59.10 41.33% T । | 1 । I > | I I il | kit I I | > t-i-i pinitl *1—n—n—d/d//BEO/B/I/Bn/01—.n

m/z—> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 —FFInT 3 < y l i i — r । ।''I' i i “'I ■ i“ j r 59 7.80 8.00 8.20 8.40 m/ z 58.10 16.26% 27 49 . | — 101 - +THT 83 । m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #1691: 3-Hydroxy-2-pentanone 31 59 i > । ।— । । r-1 i 1l I 5 । iir । i i i । । r

7.80 8.00 8.20 8.40 5000 m/z 101.15 13.04% 45 15 , 66 7.3 84 102 ' ' i ' 1 1 ' i ' ' ' ' i ' 1 ' ' i ' > ■ i ■ ■ r ■1 * i 11 T' 11 ' rri • -1 1 1 1 1 i 1 11 1 i '1 11 i1 1 m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #35454: N,N'-Bis(2-methyl-2-nitrosopentan-4-one) ' 1 i ' 1 1 ■ i 1 1 1 1 i 1 43 7.80 8.00 8.20 8.40 m/ z 41.05 6.72% 5000

99 15 ...... 56 72 83 | 130 .______ _ | 1 I I I I I 1 I I ! I I I I < r l l I I I [ T I 'l | I r I I | | I’i | | r | T 1] | ‘I T I | I

m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 7.80 8.00 8.20 8.40

10772.D GCMS0510.M Mon May 13 14:18:21 2002 Page 1

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GCMS analysis results for sample AE10773, May 2002 · Box DEP Box 25

NYC-WTC_000045859

Gas chromatography-mass spectrometry report for sample AE10773 showing detection of unknown compounds and surrogate recovery.

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