GCMS sample analysis results, AE11799, June 3, 2002

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Laboratory report presenting analytical results for target compounds and surrogate recovery data for water sample AE11799.

NYC-WTC_000012794–000012822

Folder label: “GCMS X 5-21-02 A 5-22-02”

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\052202\11799.D Vial: 6 Acq On : 22 May 2002 5:54 pm Operator: Mclean Sample : 5/21 ad Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C: \DATABASE\NIST98 . L ********************************************************************* Peak Number 3 Ethenamine, N-methyl-N-nitr... Concentration Rank 10

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

3.75 0.93 ug/L 745696 1,4-Dichlorobenzene-d4 9.90

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Ethenamine, N-methyl-N-nitroso- 86 C3H6N20 004549-40-0 8 2 2-Fluoroimidazole 86 C3H3FN2 1000129-59-1 5 3 Phosphonic difluoride 86 F2HOP 014939-34-5 5 4 2-Propanone, methylhydrazone 86 C4H10N2 005771-02/8 4 Abundance Scan 114 (3.749 min): 11799.D (-112) (-) m/z 86.00 / 100.00% 49 85

r 5000

■ ■ i ■ ■ ■ ■ i ■ ■ ■ ' i ■ ■ ' • i ■ ■ ■ ■ i ‘

35 41 44 3.40 3.60 3.80 4.00 Oh -n-p-TT-r-p-r ‘ 1111111r' h1 ' i “1111'111111' i11 1 1 ‘ ‘ ‘ ‘ ‘ ‘ I' ‘ ‘ ‘ I TTT " 11' m/z 49.10 86.08% miz-> 20 25 3035 40 4550556065 70 75 80 85 90 95 Abundance #737: Ethenamine, N-methyl-N-nitroso- 33 42

5000 * * । * , , * । * * .* > i * * ■ , । • * * * । • 3.40 3.60 3.80 4.00 57 m/z 47.10 24.51% . 86

A—M.. 67. 80 83 54 Oh TT-p-T T1.T —7 — 33364 +47514 T-p-m-p-r nz-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #34865:2-Fluoroimidazole 85 ' 1 i 1 1 1 ' i ‘ ■ 1 ■ i ■ ' 1 ■ i ■ ■ ■ ' i • 3.40 3.60 3.80 4.00 • 5000 m/z 86.80 14.48% 59 N 41 44 51 55 , ।64 67 71 Oh 11" " I " “ 111" I “ “ I" ' 11 — niz-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #34889: Phosphonic difluoride 85 14 r —r 3.40 3.60 3.80 4.00 m/z 48.10 9.14% 5000,

31 47 50 66 69 mwW. Oh " i' ■ ■' i1 ■ • ■ i " ‘ ■ i ■ ■ ■ ■ i ■ 1' P 1" p 11' I i " ' ■ i ■ ■ " i" 1 1 i 1 ■ ■ ■ i ■ ■ ■ ■ i ■ ■ ■ ‘ i ‘ 1 ' ‘ i ■ n/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 3,40 3.60 3.80 4.00

11799.D 052202.M Tue May 28 12:02:49 2002 Page 6

NYC-WTC_000012804

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NYC-WTC_000012852

Laboratory report presenting analytical results for target compounds and surrogate recovery data for water sample AE11901.

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