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Table 2 Stability of [18F]5 assessed in several formulation solutions; N = 2 for each time point

From: Synthesis and preliminary preclinical evaluation of fluorine-18 labelled isatin-4-(4-methoxyphenyl)-3-thiosemicarbazone ([18F]4FIMPTC) as a novel PET tracer of P-glycoprotein expression

Time (Minutes) 5 15 30 45 60 90
10% ethanol in saline 92 76 69
DMSO 89 85 72
Ethanol 97 80 67
Free radical scavengers 95 89 79
acetonitrile 96 96 96
20% Tween-80 in saline 95 95 95
2.5% Tween-80 in saline 95 94 94 94 94