GCMS sample analysis results, AE11903, June 3, 2002

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Laboratory report presenting analytical results for target compounds and surrogate recovery data for water sample AE11903.

NYC-WTC_000012908–000012936

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\11903.D Vial: 10 Acq On : 22 May 2002 9:09 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 .6 Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 6 Krypton Concentration Rank. 3 R.T. EstConc Area Relative to ISTD R.T. 3.91 1.71 ug/L 1262240 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# . Qual 1 Krypton 84 Kr 007439-90-9 9 2 2-Butenal, 2-methyl- 84 C5H80 001115-11-3/9 3 Perdeuterobenzene 84 C6D6 001076-43-3 7 4 2-Butenal, 3-methyl - 84 C5H80 000107-86-8 5 Abundance Scan 141 (3.908 min): 11903.D (-139) (-) m/z 84.00 100.00% 84

50001 49 88 39 ‘ ‘ 1 I • ‘ ‘ ' I ' ' 1 ’ I ' • ‘ ‘ I * • * ‘ I 3.60 3.80 4.00 4.20

mfe-> 0+ T l * “k I “ “ 1“ ’ ’ p “ ‘ I 36.44 H43 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 58 THT J “ *' I “ “ I •k ‘111 •i ■ ■“ i m/z 49.10 38.82% Abundance #33829: Krypton 84

5000 ■ ■ ■ i • ■ ■ ' i ■ ■ ■ 1 i ■ ■ ■ ‘ i ■ ■ ■ ■ i 3.60 3.80 4.00 4.20 m/z 88.00 32.07%

-n/z-> Abundance 0+ 5 42 80 mmmmanpmnp 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 #116563:2-Butenal, 2-methyl- ■ ■ 'i" " i" ."Masyr 55 84 TI 3.60 3.80 4.00 4.20 5000 29 m/z 82.00 23.43% 41 A 26 38 .. 44 51 01 T i‘ “ • i T . TTH+ ‘ IT 7 69 H ................................ ■rr+rrr -rp-rrrp-r miz-> Abundance 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 #33650: Perdeuterobenzene 84 3.60 3.80 4.00 LL4.20 m/z 83.00 20.59% 5000 52 56 42 .. .28 38 62 66 72 76 80 12 18 24 । , 48, 0 "111'' 11 '"I"lrl'11 '111111""1111'I' '■ i'"‘I'I' 111'' 1""I'I'‘111111 'I' ' Immp ■ ‘ I ' ' ‘ ' I ' ' ‘ ■ I ‘ ‘ ' I ‘ ‘ ‘ ' I n/z—> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 3.60 3.80 4.00 4.20

11903.D 052202.M Tue May 28 12:07:41 2002 Page 9

NYC-WTC_000012921

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NYC-WTC_000012937

Laboratory report presenting analytical results for target compounds and surrogate recovery data for water sample AE11904.

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