GCMS analysis report for sample AE01510, March 2002

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GCMS laboratory results for sample AE01510 conducted on March 5, 2002, showing surrogate recovery and unknown compounds.

NYC-WTC_000010027–000010046

Folder label: “GCMS X 1/23/02 A 2/21/02”

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NYC 9/11 Public Portal Document

Library Search Compound Report .• Data File : C: \MSDCHEM\1\5973N\02FEB21\01510.D Vial: 5 Acq On : 21 Feb 2002 2:17 pm Operator: Sample : 508 scan Inst : Instrumen Mise : February 21, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\HP022102.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 6 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 3

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

6.06 0.50 ug/L 227971 1,4-Dichlorobenzene-d4 9.72

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Pentanone, 4-hydroxy-4-methyl-... 116 C6H12O2 000123-42-2 74 2 2-Pentanone, 4-hydroxy-4-methyl-... 116 C6H12O2 000123-42-2 72 3 2-Pentanone, 4-hydroxy-4-methyl - ... 116 C6H1202 000123-42-2 64 4 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 64 Abundance Scan 238 (6.060 min): 01510.D (-) m/z 43.05 100.00% 43

5000

83 59 101 I A. 5.80 6.00 6.20 6.40 0 q i (.. 11 ।.. r. |! I 111.. ।. 1111 > > 111. r.. ।.. 1.11... ।... . ।. .■!. 11... |.. r. | r m/z 59.10 28.61% n/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110 Abundance #16602:2-Pentanone, 4-hydroxy-4-methyl- $$ Acetonyldimeth... 43

5000 Am i-r-p-r-r-r-p-n- 5.80 6.00 6.20 6.40 59 rn/z 58.00 27.52% . 101 o!+27.37. gunuipurd+t 1W0n]ugmpmmagr 83 , I miz-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 Abundance #16593:2-Pentanone, 4-hydroxy-4-methyl- (CAS) $$ Daceton... 43 5.80 6.00 6.20 6.40 5000 m/z 101.10 11.57% 59

31 0 mHH 1[pH 83 101 mtz-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 Abundance #16614:2-Pentanone, 4-hydroxy-4-methyl- (CAS) $$ Diaceton... 43 ' ’ 5.80 6.00 6.20 6.40 ' m/z 42.00 6.47% 5000 59

101 01 '-I' ■ ■' I'" ■ l' ■" i ■' "I1' +DTHH I ■ ■ ■ ■ i ■ ■ ■ ■ i ■ ■ ■ ■ i ■ ■' ■ i1 83 ■1 ■ i ■ ■ ■ ■ i ■ ■' ■ i ■' ,* ■ i1'1 ■' i11 ■ ■ i •

m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110 5.80 6.00 6.20 6.40

01510.D HP022102.M Mon Feb 25 10:55:10 2002 Page 8

NYC-WTC_000010038

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NYC-WTC_000010038Source: NYC Law Department, mirrored locally

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