GCMS comments for sample AD26710 detecting phthalate and tetrachloroethane

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Analysis report dated December 31, 2001, identifying bis(2-Ethylhexyl)phthalate and 1,1,2,2-Tetrachloroethane in sample AD26710.

NYC-WTC_000032114–000032127

Folder label: “GCMS X 11/7/01 A 12/6/01”

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NYC 9/11 Public Portal Document

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Data File C:\HPCHEM\1\DATA\DEC0 5 01\26710.D Vial: 4 Acq On 5 Dec 2001 11:29 am Operator: GALOS Sample gc/ms unknown 11/7 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 3 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 2

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

7.85 8.09 ng/uL 2747510 1,4-Dichlorobenzene-d4 11.87

Hit# Of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4 - hydroxy - 4 - me t hyl - 116 C6H1202 000123-42-2 59 2 2-Pentanone, 4-hydroxy-4 -me thyl- 116 C6H1202 000123-42-2 59 3 2-Pentanone, 4 -hydroxy - 4 - me t hyl - 116 C6H1202 000123-42-2 43 4 Acetic acid, ,1-dimethylethyl este 116 C6H12O2 000540-88-5 28 Abundance / Scan 328 (7.849 min): 26710.D (-) m/z 43.00 100.00% 43

59 5000

101 । • ■ * ‘ । ■ ■ ■ ■ i ■ ■ • 1 i ■ ■ ■ • i ■ ■

— 7.40 7.60 7.80 8.00 8.20 384 t— 53 I , 64 69 1 • ' • I ■ ' ■ ’ i 83 91 1 ’■ ■ ■ i ■ m/ z 59.10 49.87% m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- I 4,3

5000- 59 7.40 7.60 7.80 8 00 8.20 m/z 101.05 17.61% 27 101 i ' ' ■ ' i _i_ I _ 1 ' ’ i ' ■ ' ' i ' 49 1 IT 83 —II T— . I \ , m/z—> 10 20 30 40 50 60 70 80 90 100 110 Abundance #64275 : 2-Pentanone, 4-hydroxy-4-methyl- 43

7.40 7.60 7.80 8.00 8.20 5000 m/z 58.10 16.60% 59

15 31 101 83 1 ■ i ■ ■ ■ ■ i ■ ■ ■ ■ < ■ ■ ■ • ।. j-r r i , । , . , . । . . , , । miz--> 1G 20 30 40 50 60 70 80 90 100 110 Abundance #3245: 2-Pentanone, 4-hydroxy-4-methyl- 1II । । । । । । > । 43 7.40 7.60 7.80 1.00 20 m/ z 41.10 6.63% 5000 59

31 101 — ------ - —4 | 73 I ' ' ' 1 I • ■ ' ■ I • ’ 83 I ----- —I—rTr—rir m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.40 7.60 7.80 8.00 8.20

26710.D NP112701.M Fri Dec 07 13:14:04 2001 Page 3

NYC-WTC_000032123

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