GCMS analysis results for sample AD25940, Dec 2001

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Laboratory report documenting GCMS analysis of sample AD25940 conducted on December 12, 2001, including surrogate compound data.

NYC-WTC_000030752–000030762

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

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\NOV2101\25940.D Vial: 9 Acq On : 21 Nov 2001 7:12 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 2 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 7.74 0.79 ug/1 194648 1,4-Dichlorobenzene-d4 11.71

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 50 2 Acetic acid, 1,1 dimethylethyl este 116 C6H12O2 000540-88-5 28 3 Propanoic acid,/2-hydroxy-2-methyl- 132 C6H1203 000080-55-7 17 4 Butane, l-eth< 102 C6H140 _ 000628-81-9 12 Abundance Scan 293 (7.737 min): 25940.D (-) m/z 43.05 100.00% 43 59 5000 101 TTTP-uurgTrif 7.40 7.60 7.80 8.00 1 miz-> 10 . 20 30 +53 36,.i, 40 50 60 n—rnn—nutufni—uungur 70 80 90 71 100 110 120 83 , | m/z 59.05 51.18% Abundance #3245: 2-Pentanone, 4-hydroxy-4-methyl- 48

5000 59 11 . ! > y. .pi TTPT 1 1 । ■ 7.40 7.60 7.80 8.00 m/z 101.05 19.77% ' 31 I 73 st 8,3 101 | ‘ ■ i ‘ ■ i • ‘ ’1 1 14 1 i ■ ■ ■ • i 1 1 1 1 I 1 1 1 TIT । i i |'> i > । । ■ । । । । । i • i • ■ ' ' i 1 ‘ • miz-> 10 20 30 __ 40 50 60 70 80 90 100 110 120 Abundance #3292, Acoti" -1 1 1-dimethyletnyl ester i 43 7.40 7.60 ' 7.80 8.00 ' 5000 57 m/z 58.05 18.04%' 101 15 27 • • i1 * ■ • i •' • ■ i ■ • ■ • ।1 ‘ • i । •111 • ■ • • । • • 1111«। • 11 • । ■ • । > 111 n 111 m/z-> 10 20 30 __ 40 50___ 60 70 80 90 100 110 120 Abundance #65373: Propanoic add, 2-hydroxy-2-methyl-, ethyl ester 1 f ■ 1411 • i ■ 1 TTMA 1 11 59 7.40 7.60 7.80 8.00 m/z 41.00 7.42% 43 5000 31 15..... , | _ • * i 1 • ■ • i * • ■ * i1 1 1 111 *Tr i " 70 I I » I < 1 I I 89 ■ i ■ ■ ■ ■ । ■ ■ ■ ■ । ‘ 117 ।' ■ ■ ■ । ■ MMuso ' ' I ' ' ■ 1 i 1 ■ ■ 1 i 1 ' 1 • i ‘ ■ 1 1 i miz-> 10 20 30 40 50 60 70 80 90 100 110 120 7.40 7.60 7.80 8.00

25940.D NP103001.M Tue Dec 11 09:27:51 2001 Page 2

NYC-WTC_000030761

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GCMS analysis results for sample AD25944, Dec 2001 · Box DEP Box 21

NYC-WTC_000030763

Laboratory report documenting GCMS analysis of sample AD25944 conducted on December 12, 2001, including surrogate compound data.

1 shared topics · Same agency, volume and box · similarity 0.999