if a fluidised bed experiment was done at room tempreature what tempreature can we assume for the particles. i need to choose between this temperatures

\begin{tabular}{|l|l|l|l|l|l|l|l|l|} \hline Property & Units & Symbol & 0C & 10C & 20C & 30C & 40C & 50C \\ \hline Density & Kgm3 & a & 1.293 & 1.247 & 1.204 & 1.165 & 1.127 & 1.109 \\ \hline Dynamic Viscosity & Nsm & a(x106) & 17.23 & 17.72 & 18.21 & 18.68 & 19.15 & 19.61 \\ \hline \end{tabular} \begin{tabular}{|l|l|l|l|l|l|l|l|l|} \hline Property & Units & Symbol & 0C & 10C & 20C & 30C & 40C & 50C \\ \hline Density & Kgm3 & a & 1.293 & 1.247 & 1.204 & 1.165 & 1.127 & 1.109 \\ \hline Dynamic Viscosity & Nsm & a(x106) & 17.23 & 17.72 & 18.21 & 18.68 & 19.15 & 19.61 \\ \hline \end{tabular}