GCMS analysis results for sample AD27276, Jan 2002

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Laboratory report documenting GCMS analysis of environmental sample AD27276 conducted on January 3, 2002.

NYC-WTC_000033043–000033066

Folder label: “GCMS X 11/16/01 A 12/18 - 12/20/01”

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NYC 9/11 Public Portal Document

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Data File : C:\HPCHEM\1\DATA\DEC19O1\27276.D Vial: 4 . Acq On : 19 Dec 2001 8:56 am Operator: GALOS Sample : gems unknown 11/16 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 6 2-Pentene, 2,4-dimethyl- Concentration Rank 4

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

10.81 1.34 ng/uL 324225 1,4-Dichlorobenzene-d4 11.85

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentene, 2,4-dimethyl- 98 C7H14 000625-65-0 38 2 Cyclopentane, 1-ethyl-1-methyl- 112 C8H16 016747-50-5 32 3 2-Pentene, 4,4-dimethyl-, (E)- 98 C7H14 000690-08-4 32 4 3-Methyl-1-[(1H)-1,2,4-triazol-1-yl 153 C7H11N30 064922-02-7 25 Abundance Scan 651 (10.809 min): 27276.D (-) m/ 43.10 100.00% 43 83 55 5000 - 71 - Tr—mnmg 10.40 10.60 10.80 11.00 11.20 — 34l r11+++65+ + 50 100 I' * "I ■ "IUIEII’EIIT m/ z | I . I I | I 1H | ! I 83.0.5 71.33% m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115120 Abundance #63270: 2-Pentene, 2,4-dimethyl- 55 83

5000 -- - 41 10.40 10.60 10.80 11.00 11.20 98 m/ z 59.50% 27 67 55 • 10 1 . TUI] — TTTTTT + Trrrrr m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115120 Abundance #2727: Cyclopentane. 1 -ethyl- 1-methyl- 55 ■ 83 A ' ' I ' ' ' ' I ’ ’ ' ' I ' ' 10.40 10.60 10.80 11.00 11.20 5000- 41 m/z 41.10 25.46% 70 27 ... I..... ’.... i! il 97 112 " i11 •1 r1" i1 ■1111111 r11 • ITTTTTT 11"11H " r1" r "1 r •" r ■" i'"111111111'11"111" " r ■" r1" r m/z--> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115120 Abundance i #63250: 2-Pentene, 4,4-dimethyl-, (E)- ----PP— 83 10.40 10.60 10.80 11.00 11.20 55 m/ z 71.05 23.79% 5000 98 27 69 11 H l I rm | H I • I • f 111 M 111 Ir Hmmmmp —mpmp ITuuui TT -A-A ) ' i ■ ' ■ ■ i ■ ■ ■ ■ i ' ' m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115120 10.40 10.60 10.80 11.00 11.20

27276.D NP112701.M Thu Dec 20 11:38:40 2001 Page 6

NYC-WTC_000033065

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GCMS analysis results for sample AD27678, Jan 2002 · Box DEP Box 21

NYC-WTC_000033247

Laboratory report documenting GCMS analysis of sample AD27678 for unknown compounds and surrogates on January 3, 2002.

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