Update app.py

app.py

@@ -485,7 +485,7 @@ with tab5:
         df_31_robot = df_31.copy()
         df_31_robot.insert(0, 'Sample', range(1, len(df_31_robot)+1))
         df_31_robot['# donors'] = df_31_robot.iloc[:, 1:].sum(axis=1)
-        df_31_robot['volume donors (µl)'] = 32 / df_31_robot['# donors']
+        df_31_robot['volume donors (µl)'] = 64 / df_31_robot['# donors']
 
         robot_script_31 = []
         source_wells_31 = robot_template_31['Source'].unique().tolist()