GCMS sample AE11576 results, June 6 2002

NYC 9/11 Public Portal Document Llbrary searen compound Report Data File C:\MSDCHEM\l\DATA\060402\11576.D Vial: 9 Acq On 4 Jun 2002 10:22 pm Operator: McLean Sample 6/4 Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\060302.M (Chemstation Integrator) Title : 508 Modified GC/MS scan ** Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 4 Crotonic acid Concentration Rank 5

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

3.83 1.06 ug/L 715988 1,4-dichlorobenzene-d4 9.90

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Crotonic acid 86 C4H602 003724-65-0 5 2 Crotonic acid 86 C4H602 003724-65-0/5 3 Phosphonic difluoride 86 F2HOP 014939-34-/ 5 4 2-Imidazolidinone 86 C3H6N20 000120-9344 4 Abundance Scan 127 (3.825 min): 11576.D (-125) (-) m/z 86.00 10p.00% 85

5000 41 38 82 i ■ ■ ■ ■ i ■ ■ • • i ■ ■ ■ ■ i ■ ■ ■ ■ i ■ ■ 49 3.40 3.60 3.80 4.00 4.20 Ot ■ ■ i■“11 ■ ■■ ■ i ■ ■ ■■i ■1 i••■ ■ i “•■i ■ ■ ----TTT ThTpt m/z 84.00 61.36% miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #116767: Crotonic acid 85

41 5000 69 3.40 3.60 3.80 4.00 4.20 rn/z 41.10 , 34.42% 27 36 45 58 0! 11 11 11 11 | I njri 11 । i I 11 । i I 11 11 111 - H, 5053 ,1, 66 111 1111{1111 j j Ih| ii n । it 2 89 7 niz-> Abundance 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 #116766: Crotonic acid 41 85 M i 1 ' ' ■ i • ■ ■ • i ■ ‘ ‘ ■ i * ■ ■ ' i ■ ■ 3.40 3.60 3.80 4.00 4.20 5000 m/ z 81.80 19.75% 69 45 15 27 38 I miz-> 011’1’1 —1218241 13134 111'' '■[ .71 ■ [ ■ 11. [ i.. ■ । ■ i 5 10 15 20 - 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 h —P 5053 5760 66 2 Abundance #34889: Phosphonic difluoride l‘ 85 3.40 3.60 3.80 4.00 4.20 m/ z 85.00 18.22% 5000 69

66 47 31 50 0 " i ■ ■ ‘' I'"1111 “ 11"11 “ " 11' “ I “111" “ 11 '■I.......... ..... p-TTTp-rTTp-TTT ■ ■ ■ i ‘ ■ ■11 ■ ■' miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 3.40 3.60 3.80 4.00 4.20

11576.D 060302.M Wed Jun 05 12:29:30 2002 Page 6

NYC-WTC_000015571