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GC/MS analysis results for sample AD22552, Sept 2001

Machine-extracted title · confidence 100%

Laboratory report documenting GC/MS analysis of sample AD22552 conducted on September 27, 2001, identifying unknown compounds.

NYC-WTC_000087068–000087087

Folder label: “508 Scan 9/18/01 9/27/01

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Scanned page image, NYC-WTC_000087081
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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\l\DATA\SEP2601\22552.D Vial: 6 Acq On : 26 Sep 2001 4:15 pm Operator: GALOS Sample : GC/MS unknown Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params; LSCINT.P Quant Method ; C;\HPCHEM\1\METHODS\NP072501 .M (RTE Integrator) Title : 208 625/TCLP calibration table 7/25/01 Cl IS 5 Library ; C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 5 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 7.96 1.22 ng/uL 124862 1,4-Dichlorobenzene-d4 12.00 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1/2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 83 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 83 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 72 4 Acetone 58 C3H6O 000067-64-1 9 Abundance Scan 341 (7.963 min): 22552.D (-) m/z 43.00 100.00%

553 59

........... 'npj FTTry 101 760 7.80 8.00 8.20 8.40 83 I....................... I........ ... I"' ‘ I I"'' I ""I' " 'I T m/z 59.10 36731% mZz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 \bundance #64274:2-Pentanone, 4-hydroxy-4-methyl- 40

553 — 59 7.60 7.80 8.00 8.20 8.40 m/z 58.10 19.69% 27 101 49 t+X—T 83 ..... I",I..... m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 Abundance #64275: 2-Pentanone, 4-hydroxy-4-methyl- 40 -“f——I—f—-T^ 760 7.80 8.00 8.20 8.40 5000 m/z 101.05 12.63% 59

15 31 101 I..... I"'l....... 83 ............. I" I" " I" I' P " 'I Ti/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 'Vbundance #3245: 2-Pentanone, 4-hydroxy-4-methyl- 4(3 760 7.80 8.00 8.20 8.40 m/z 41.10 6.91% 5000 59

Ti/z-> pTrTpTTTp-rTTp4TTylTTT]^^ 31

5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 73 p ' ”1 “ "HI'IHI 101 pTtrfUrpTiTp u, 7.60 7.80 8.00 8.20 8.40

22552.D NP072501.M Mon Oct 01 13:03:20 2001 Page 5

NYC-WTC_000087081

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NYC-WTC_000087081Source: NYC Law Department, mirrored locally

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