GCMS sample analysis results, AE11901, June 4, 2002

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

NYC-WTC_000012852–000012880

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\11901.D Vial: 8 Acq On : 22 May 2002 7:31 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 10 3-Methoxybut-l-ene Concentration Rank 19 R.T. EstConc Area Relative to ISTD R.T. 4.89 0.45 ug/L 302529 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 3-Methoxybut-1-ene 86 .C5H10O 017351-24-5 9/ 2 Pentane, 2-methyl- 86 C6H14 000107-83-5 9 3 Furan, tetrahydro-2-methyl - 86 C5H10O 000096-47-9 9 4 Methylene Chloride 84 CH2C12 000075-09/2 9 Abundance Scan 309 (4.895 min): 11901 ,D (-303) (-) m/z 43.10 100.00% 40

5000 49 71 MihpojoMopo 88 55 39 4.60 4.80 5.00 5.20

n/z—> 0 14 ‘4 ‘ I “ '11 * •1 • 11 ‘ ‘ ’ I' ‘4 ‘II[ helanhue 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 • ■ i “ " i ■ • “ i ■ " ■ i “ “ i ■i■ ■ ■• i ■ ■ m/z 71.10 73.79% Abundance #114480:3-Methoxybut-1 -ene 71 41 5000 55 1 1 • i ‘ ‘ i ■ ■ 1 1 i ■ ■ ■ ■ i ’ ■ ' ■ 86 4.60 4.80 5.00 5.20 29 59 m/z 41.10 69.71% 26 + 45 miz-> Abundance 0— 15 20 25 1133 30 '" i'38 35 1nI 40 Ml 11. ।.. ■. ।.... । -pm le..... 45 50 55 60 65 70 75 80 #109402: Pentane, 2-methyl- 40 85 90 95 owt ■ • ■ i ■ ■ ' ■ i ■ ■ ■ 1 i ■ ■ • ■ i ■ ■ ■ ■ 4.60 4.80 5.00 5.20 5000 m/z 49.10 61.43% 71 27 57 39

n/z—> 0: pasagonasgallpusa TPTT 1111" 111 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 -7+ 86 ' I" ' ■ i1 -HTTP

Abundance #24237: Furan, tetrahydro-2-methyl- ‘ ‘ ' I ' ' ' ‘ I ' ‘ ' I ' ' ' ‘ 1 ' • ' ' 71 4.60 4.80 5.00 5.20 41 m/z 69.10 49.16% 5000 27 45 56 86

n/z-> 0+24ll 15 20 25 31 34 38 Tupthi 30 35 40 , 45 5053 5053| lll.ull.il lllHprn.li.il J..,, r r J r.. 11 I I. > J. . ». f.. 50 55 59 63 67 60 65 70 1 7578 75 80 83, 85 90 95 4.60 4.80 5.00 5.20

11901.D 052202.M Tue May 28 12:05:41 2002 Page 13

NYC-WTC_000012869

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GCMS analysis results for sample AE11928, June 2002 · Box DEP Box 15

NYC-WTC_000013496

Laboratory report documenting GCMS analysis of sample AE11928 conducted on June 4, 2002.

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