GCMS non-target scan comment, Dec 2001

Machine-extracted title · confidence 90%

Laboratory comment confirming no non-target compounds were detected in sample AD26203 on December 10, 2001.

NYC-WTC_000031359–000031371

Folder label: “GCMS X 11/5/01 A 12/1/01”

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NYC 9/11 Public Portal Document Library Search Compound Report Data File C:\HPCHEM\1\DATA\NOV3001\26203.D vial: 26 Acq On 1 Dec 2001 10:56 am Operator: GALOS Sample gc/ms unknown 11/3 reext Inst : GC/MS Ins Mise : Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\NP112701.M (RTE Integrator) Title : 208 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 4 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 7.84 3.91 ng/uL 1177510 1,4-Dichlorobenzene-d4 11.89

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 45 2 2-Pentanone ,/4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 43 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 40 4 Morpholine, 4-methyl-______________ 101 C5H11NO 000109-02-4 9 Abundance Scan 327 (7.844 min): 26203.D (-) m/z 43.00 100.00% 43

mz-> 5000

----------34 +534+ 10 20 30 40 50 59

83 90 101 , | ' I 1 1 ' 1 i • ■ ' ‘ i ■' ‘ 1 I ' 1 ■ 1 i 1 ■ • ' i ‘ 60 70 80 100 110 TTI—_—T TTT 7.40 m/z 7.60 7.80 59.10 LL 8.00 8.20 । , TT

49.28% Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 Ji T T I [ 11 1 TTT • TTI I I I I I II I

59 740 7.60 7.80 8.00 8.20 m/z 101.05 17.17%

L 27 101

miz-> ■n 11 I" T-r-r p-r-r-r-| 10 20 30 40 +49+ 50 —PmTtg 60 70 80 83 90 — 100 110 Abundance #3245: 2-Pentanone, 4-hydroxy-4-methyl- 43 । . .. . । . 7.40 ‘ 7.60 7.80 8.00 8.20 5000 59 m/z 58.10 16.92%

31 ....................... । | ........73 . ............. ......... • • i ■ • • • j ■ • ■ • j < ■ TTH I I I I I I III t J Illi I I I I 1 Jill I d

mz—> 10 20 30 40 60 70 80 90 100 110 Abundance #64275: 2-Pentanone, 4-hydroxy-4-methyl- ‘11/5/1118 43 7.40 7.60 7.80 8.00 8.20 m/z 41 10 6.88% 5000 59

15 L I 31 . 83 , 101। —mmgTtmTTTi 44 APr 144 — TTf • ■ । > ■ ' ■ ।. ■ ■ ■ । • TTT 1 ‘ ‘ i ■ miz—> 10 20 30 40 50 60 70 80 90 100 110 7.40 7.60 7.80 8.00 8.20

26203.D NP112701.M Tue Dec 04 15:06:00 2001 Page 4

NYC-WTC_000031369

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NYC-WTC_000031369Source: NYC Law Department, mirrored locally

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