Figure 8.41 (page 271):

Effluent concentration versus time after unit step change in the first reactor.

Data files

selecrtd.dat

     0.0    0.000 
     3.0    0.042 
     6.0    0.073 
     9.0    0.085 
    12.0    0.085 
    15.0    0.087 
    18.0    0.085 
    21.0    0.092 
    24.0    0.086 
    27.0    0.093 
    30.0    0.088