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GCMS analysis results for sample AD25845, Dec 2001

Machine-extracted title · confidence 95%

Gas chromatography-mass spectrometry analysis of sample AD25845, December 12, 2001, identifying other unknown compounds with threshold of 5.0 ug.

NYC-WTC_000030698–000030707

Folder label: “GCMS SCAN X 10/31/01 AN 11/21/01

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Scanned page image, NYC-WTC_000030706
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\NOV2101\25845.D Vial: 3 Acq On : 21 Nov 2001 1:20 pm Operator: 209 GALOS Sample : gc/ms unknown Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\NP103001.M (RTE Integrator) Title : 209 625/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.

7.68 2.09 ug/1 490621 1,4-Dichlorobenzene-d4 11.71

Hit# of 5 Tentative ID MW Mol Form ' CAS# Qual 1 2-Pentanone, /-hydroxy-4-methyl- 116 C6H1202 000123-42-2 56 2 Acetone / 58 C3H60 000067-64-1 10 3 3-Hydroxy-2 /pentanone 102 C5H10O2 003142-66-3 9 4 Morpholine/ 4-methyl- _ 101 C5H11NO ___ 000109-02-4 9 (Abundance Scan 287 IJ.QT7 mln): 25845.D (-) m/z 42.95 100.00% 43

5000 59

101 ■ i • । i * > * < t r । । ■ Trp i । 7.40 7.60 7.80 8.00 Trp-rrrpT mm +71 83 , _____________________________________ 207 TII TTTTtytrrTpTTTprrTTpTTTpTTTpTrrp-rTTp-rTTyTTTr^^ miz-?___ 10 20 30 40 50 60 70 80 90 100110120130140150160170180190200210 m/z 59.05 4 8.63% Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 ■ ‘ j ■ < ■ ■ l r 1’1141113 59 7.40 7.60 7.80 8.00 m/z 101.05 23.13% 27 mm 83 101 TOU—aumug —mmggmr miz-> 10 20 30 40 50 60 70 80 90 10011012013014015016017018019020 0210 Abundance 462322. Acetone 43 ■ ■ ■ • । •1111 • ■ •111 TIT i r 11 7.40 7.60 7.80 8.00 5000 m/z 58.05 17.72%- 58 27

miz—> 10 20 30 40 50 60 70 80 90 100110120130140150160170180190200210 Abundance #1691:3-Hydroxy-2-pentanone On—DOmTTrpurr i 31 59 7.40 7.60 7.80 8.00 m/z 40.95 7.24% 5000 45 15 I , 73 84 102 .. I'TIETsgma miz-> 10 20 30 40 50 60 70 80 90 100110120130140150160170180190200210 7.40 " 7.60 7.80' 8.00 77

25845.D NP103001.M Tue Dec 11 09:24:15 2001 Page 1

NYC-WTC_000030706

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NYC-WTC_000030706Source: NYC Law Department, mirrored locally

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Gas chromatography-mass spectrometry scan record from late October to November 2001 regarding environmental sample analysis.

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