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GC/MS analysis report, sample AD27289, December 2001

Machine-extracted title · confidence 80%

Gas chromatography-mass spectrometry analytical results for environmental sample AD27289, analyzed December 19, 2001, detecting unknown compounds.

NYC-WTC_000032900–000032908

Folder label: “GCMS X 11/14/01 A 12/12/01

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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\DEC1201\27289.D Vial: 5 Acq On : 12 Dec 2001 6:57 pm Operator: GALOS Sample : gc/ms unknown 11/14 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 1

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

7.81 0.54 ng/uL 186777 1,4-Dichlorobenzene-d4 11.84

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 64 2 2-Pentanone, 4-hydroxy- 4-methyl - 116 C6H1202 000123-42-2 59 3 2-Pentanone, 4-hydroxy- 4-methyl - 116 C6H1202 000123-42-2 43 4 Propanal, 2 -Xydroxy-2-methyl - 88 C4H802 020818-81-9 9 Abundance Scan 324 (7.811 mln): 27289.D (-) m/z 43.1,0 100.00% 43

5000 59

101 *IInmTTTTLU 7.40 7.60 7.80 8.00 8.20 mmmmmmmpmm tmpmit lOMplHIHU] 83________ | 1 m/z "IEIOOITT 59.10 44.56% m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 7.40 7.60 7.80 8.00 8.20 m/z 58.1.0 18.22% 27 83 mmmm +4m++ Tmpppp 101 ""i P miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 Abundance #64275; 2-Pontanone, 4-hydroxy-4-methyl- 43 / \ 7.40 17.60 7.80 — 8.00 18.20 5000 m/z 101.05 15.79% 59 15 31 101 83 Tpuutmmagmgpm] m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 Abundance #3245: 2-Pentanone, 4-hydroxy-4-methyl- 43 7.40 17.60 7.80— 8.00 ' ' 8.20 ‘ m/z 41.00 7.36% 5000 59

miz-> 31 , J 73 5 10 15 20 25 30 35 404550556065 70 75 80 85 90 95 100105 83 101 101 4..MA.. ‘ | ‘ 7.40 » I I » « » I J » V » ‘ ] * I ‘ > l i » 7.60 7.80 8.00 8.20

27289.D NP112701.M Fri Dec 14 10:09:11 2001 Page 1

NYC-WTC_000032907

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NYC-WTC_000032907Source: NYC Law Department, mirrored locally

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