Table 1.

S/N ratio as a function of concentration for NBD-PA bands.

NBD-PA concentration	S/Na
100 pM	31 ± 7
1 nM	98 ± 33
10 nM	175 ± 57
100 nM	202 ± 83
1 μM	358 ± 135

^aMeasured 400 μm downstream in 10 mM TBA-TPhB/NMF.