Mobile phase   Acetone Solvent A Solvent B Solvent C
Stationary phase   Paper Silica Silica Silica
  99mTc-resveratrol 0.0 0.9 ± 0.1 0.7 ± 0.0 1 ± 0.0
  Pertechnetate 1 ± 0.0z 1 ± 0.0 1 ± 0.1y 1 ± 0.0
  Reduced/ hydrolysed 99mTc 0.0 0.0z 0.0z 0.0z
Table 1: Retardation factor values of radio-chemical moieties in different sets of mobile and stationary phases.