GCMS blank analysis results for sample AE00110, Feb 2002

NYC 9/11 Public Portal Document X ~pulLu ASPOL U

Data File : C:\MSDCHEM\1\5973N\02FEB04\0204BB.D Vial: 1 . Acq On : 4 Feb 2002 10:58 am Operator: Sample : lab blank l/4b Inst : Instrumen Mise : February 4, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\SCAN508.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L

Peak Number 5 3,4-Diamino-1,2,4-triazole Concentration Rank 6

R.T. EstConc Area Relative to ISTD R.T. 9.08 0.12 ug/L 49205 1,4-Dichlorobenzene-d4 9.71 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 3,4-Diamino-l,2,4-triazole 99 C2H5N5 000000-00-0 28 2 4,5-Diamino-l,2,4(4H)-triazole 99 C2H5N5 000000-00-0 28 3 n-Heptyl methylphosphonofluoridate 196 C8H18FO2P 162085-82-7 9 4 n-Octyl methylphosphonofluoridate 210 C9H20FO2P 000000-00-0 9 Abundance Scan 500 (9.082 min): 0204BB.D (-) m/ z 99.10 100.00% 99

5000 71 42 52 93 ' ■ ■ ■ i ■ ■ ■ • i ■ ■ ■ ' i ■ ' ■ ■ i ■ ■ ■ ■

8.80 9.00 9.20 9.40

miz-> 0: ll — 84 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 “ । i1 ■■ ■ i" ‘I1" I ' ‘ ' I ‘ " m/z 71.10 24.86% Abundance #7510:3,4-Diamino-1,2,4-triazole 43 99

ii ' 5000 8.80 9.00 9.20 9.40 m/z 93.00 16.45% 0! c*** -mmmmmmmmmmpp i ■ ■ ■ ■ i ■ ■ 53,57 84 iz-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 Abundance #7517:4,5-Diamino-1,2,4(4H)-triazole 43 99 ■ • ■ ■ i ■ ■ • ‘ i ■ ■ • ■ i • ■ • ■ i ■ ■ ■ • 8.80 9.00 9.20 9.40 5000 m/z 42.10 16.14%

53 57 84 O npmpmpm 11।111111111111111111111111111 (111111r 11111 u ।. 11 i1 ■ “ i “ • nfe-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 Abundance #10841 2: n-Heptyl methylphosphonofluoridate 1 ■ ' ■ i ■ 1 ■ ' i • ' ■ i ■ ■ • ■ i • ■ • • 99 8.80 9.00 9.20 9.40 m/z 70.00 13.21% 5000 55 27 42 81 36 47 n/z—> 01 * I ‘ m ’ I‘ TIH ,85 PImmpu 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 ’it i ■ “ ■ i “■ 8.80 9.00 9.20 9.40

)204BB.D SCAN508.M Tue Feb 05 09:47:46 2002 Page 7

NYC-WTC_000050636