GCMS analysis report sample AE09517, May 23, 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\052102\9517.D Vial: 13 Acq On : 21 May 2002 11:07 pm Operator: Mclean Sample : re-extract Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L Peak Number 7 Krypton Concentration Rank 9

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

3.97 0.48 ug/L 334427 1,4-Dichlorobenzene-d4 9.90

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Krypton 84 Kr 007439-90-9 A 2 Furan, 2,3-dihydro-4-methyl- 84 C5H80 034314-83-5 5 3 2-Butenal, 3-methyl- 84 C5H80 000107-86-8 5 4 4H-1,2,4-Triazol-4-amine 84 C2H4N4 000584-13-4 4 Abundance Scan 152 (3.972 min): 9517.D (-150) (-) m/z . 84.00 100.00% 84

5000 41 47 3 60 3.80 4.00 4.20 4.40 36 । m/z-> 5 88 obmapani rP 11 ■ ।. ■. . ।. r.. । m r> jli 111 li 11 । TMugu 10 15 20 25 3035404550556065 70 75 80859095 a.. 51 “i■■i■‘■i■" ■i““i ■ ■ m/z 41.10 36.86% Abundance #33829: Krypton 84

5000 ’144+II"’I’’I* 3.60 3.80 4.00 4.20 4.40 42 m/z 86.00 35.71% 80 0b “ i “1 ■ i “ i ‘ " i" " i' “ ‘ i “ ■ • 11 ' ■ i ■ • ■ ■ i ■ ■ “ i ■' ■ ■ i • ■ ‘ ■ i “ •11 ■ ■ ■' i *'1' I ■

miz-> 5 10 15 23 25 30 35 40 45 50 55 S3 65 70 75 80 85 90 95 Abundance #33672: Furan, 2,3-dihydro-4-methyl- 55 84

360 3.80 4.00 4.20 4.40 5000 41 m/z . 83.00 22.71% 29 69 3& 44 51 ।

n/z—> 1518 26 0 TTTTHPT ! 1 " ' I " 65 | fpmnpummHt 5 10 15 20 25 3035404550556065 70 75 80859095 HHH+ 81 Imm Abundance #116598:2-Butenal, 3-methyl- 84 3.60 3.80 4.00 4.20 4.40 m/z 47.00 17.86%

5000 41 55 MMuayt 50 . 65 69 0- 11. [ ■ ■, ,[1,11 I <. TIWTTTptt mp ■ i ■ 1 ■ • i • 1 ■ ■ I 1 1 ■ ■ 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 4.40

9517.D 052202.M Wed May 22 11:29:26 2002 Page 10

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