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\l\DATA\DEC1901\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-l-[(1^)-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 10.40 10.60 10.80 11.00 11.20 I" " I —34 + 11" "50I1' I', III... 5——— + TTTTTTtr 100 m/ z TTT’TTTTTTT’TEITT 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 < T \ 41 10.40 10.60 10.80 11.00 11.20 98 27 m/z 55.10 59.50% i

m/z-> m I ’"'t - 67

20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115120 V’TTTT ........... p-^TT’ " ' |1' ’' I' ■'' c

Abundance #2727: Cyclopentane. 1-ethyl-1-methyl- 83 55 A i ■ ■ ' ■ i ■ ' ■ ■ i \ 10.40 10.60 10.80 11.00 11.20 5000 41 m/ 41.10 25.46% 70 27 I 97 U II 1 112 111111 TTT i1i" H r r■ I" ■' r " ■ r'" r TTTTTTTTTT III1111111 m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115120 Abundance #63250: 2-Pentene, 4,4-dimethyl-, (E)- TIr ' r* 1 ■ 1 । ■ ■ ■ ■ IT • 83 10.40 10.60 10.80 11.00 11.20 55 m/z 7! .05 23.79% 5000 98 27 69 -TTTTTTT —mmpr Tmm 1gug—g—as)r -A-A 1 1 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 Wed Dec 19 09:57:56 2001 Page 6

NYC-WTC_000033056

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NYC-WTC_000033056Source: NYC Law Department, mirrored locally

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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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