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← Document results/DEP Box 22/GCMS X 11/23/01 A 12/21/01
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GCMS analysis results for sample AD28169, Jan 2002

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Laboratory report documenting GCMS analysis of sample AD28169 conducted on January 2, 2002.

NYC-WTC_000034706–000034717

Folder label: “GCMS X 11/23/01 A 12/21/01”

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NYC 9/11 Public Portal Document Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\DEC2101\28169.D Vial: 19 Acq On : 22 Dec 2001 11:14 am Operator: GALOS Sample : gems unknown 11/23 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 1 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 3

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

7.77 2.38 ng/uL 630378 1,4-Dichlorobenzene-d4 11.78

Hit# of 5 Tent at i ve/1D MW MolForm CAS# Qual

1 2-Pentanone, 4 - hydroxy- 4 -methyl - 116 C6H1202 000123-42-2 83 2 2-Pentanone, 4 -hydroxy- 4 -methyl - 116 C6H1202 000123-42-2 53 3 2-Pentanone, 4- hydroxy-4-methyl- 116 C6H1202 000123-42-2 43 4 Acetic acid,1, 1-dimethylethyl este 116 C6H1202 __ 000540-88-5 28 Abundance Scan 319 (7.765 min): 28169.D (-) m/z 43.1,0 100.00% 4|3

59 5000

101

m/z-> ........................................38 1 10 20 30 40 +5 ....... 83........ 1..... m/z 59.1,0 50 60 70 80 90 100 110 7.40 7.60 7.80 8.00 50.45% 8.20

Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 48

5000 ........... 1.......... 59 7.40 7.60 7.80 8.00 8.20 m/z 101.0,5 18.01% 27 101 m/z~> ■ ■ i ■ ■ ■ 10 ■ i ■ ■ 20 —. ■. ■.. ri 30 40 50 +49+ 1_________ 83 90 60 70 1 i ■ ■ 1 ■ r • ■ ■ 1 TH ■ ■ * TT • ■ 11———— । ■ 80 100 110 Abundance #64275, 2-Pentanone, 44 ydraxy- 4 nothyl I- 43 7.40 7.60 7.80 8.00 8.20 5000 m/z 58.1,0 17.10% 59 | 15 31 101 ""I" TI*1"T , , . ........... .. , , T1000T , , , 83, T ,Trl. 1 **11//1/1/1. m/z-> 10__ 20___ 30 40 50 60 70 80__ 90 100 110 Abundance #3245: 2-Pentanone, 4-hydroxy-4-methyl- 4l3 7.40 7.60 7.80 8.00 8.20 m/z 41.1.0 7.73% 5000 59 | 31 1 —.. ' -- |I| । । । । I 14 73 83 03 i ■ 1 ■ ‘ i ■ ■ ■ ■ i ■ ■ ■ ■ i ■ . 101| ■ ■ 1 i ■ ■ ■ ■ i ' miz-> 10 20 30 40 50 60 70 80 90 100 110 7.40 7.60 7.80 8.00 8.20

28169.D NP112701.M Fri Dec 28 09:59:36 2001 Page 1

NYC-WTC_000034714

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NYC-WTC_000034714Source: NYC Law Department, mirrored locally

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