GCMS analysis comments for sample AD29024, Dec 18 2001

Machine-extracted title · confidence 95%

Lab notes for sample AD29024 indicate detection of bis(2-Ethylhexyl)phthalate and no unusual compounds.

NYC-WTC_000035909–000035918

Folder label: “GCMS X 11/30/01 A 12/11/01”

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\l\DATA\DEC1001\29024.D Vial: 31 Acq On : 11 Dec 2001 5:56 pm Operator: 209 GALOS Sample : gc/ms scan 11/30a Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Library 5 C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 Silane, tetramethyl- Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 7.60 2.97 ug/1 809460 1,4-Dichlorobenzene-d4 11.67 Hit# of 5 'entative ID MW MolForm CAS# Qual l Silane, t ramethyl- 88 C4H12Si 000075-76-3 9 2 N-Ethylformamide 73 C3H7NO 000627-45-2 9 3 1,3-Dioxolane, 2-(3-bromo-5,5,5-tri 352 C10H16BrC13O2 000000-00-0 9 4 Pentane, 3-methoxy- 102 C6H140 036839-67-5 9 Abundance Scan 278 (7.599 min): 29024.D (-) m/z 73.0,0 100.00% 73

5000 43 ■ i ‘ ■ i ‘ 1 • ' TOrrur 1 I ' 1 7.20 7.40 7.60 7.80 8.00 ' ' i ' ‘ ‘ i ‘ ‘ ‘ ■ i ■ +38441 . 55 67,1 4r ■ I • • 87 11 TI TTTrrrttt 103 * 1 i • 1 1 ' i • 1 > • i ’ •» ■ 1 ■ * m/z 43.0,5 26.54% m/z~> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #845: Silane, tetramethyl- 73

5000 I 7.20 7407.60 ' ' 7.80 18.00 ' t 45 m/z 45.05 10.14% 15 31 ,—.1mgT 55 88 ■ ’ i ■ 1 1 ■ i ' ■ ■ • i • ■ — — — ’I • >■■ । • • • • । •• • • । •i • ■ miz-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #292: N-Ethylformamide 30 73 f. । TT 1 i TTT । । 11 । 7.20 7.40 7.60 7.80 8.00 5000 m/z 41.0 9.78% 44 58

15 141, 4 ‘ TOUemuat 1 1 1T—P n . > i Tugr —IIT r ■ TIT -rr II Ir m/z—> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #49423: 1,3-Dioxolane, 2-(3-bromo-5,5,5-trichloro-2,2-dimet 73 7.20 7.40 X 7.80 8.00 7.60 m/ z 70.9,5 6.28% 5000 45 36 । | 55 TTI j t * prr » IT 1 r Tnr > 1’ 118.3 67, - 113 + _______________ 109115 T JT I I I I I I I I I I t I i I I J I I II F I1PII - —PPP m/z—> 10 20 30 40 50 60 70 80 90 100 110 120 7.20 7.40 7.60 7.80 8.00

29024.D GCMS1126.M Wed Dec 12 15:44:15 2001 Page 1

NYC-WTC_000035916

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GCMS analysis comments, sample AD29028, Dec 2001 · Box DEP Box 22

NYC-WTC_000035990

Laboratory report noting detection of bis(2-Ethylhexyl)phthalate in sample AD29028 analyzed on December 18, 2001.

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