Symbols
A	membrane area (m2)
$C_{P,i}$	concentration of solute $i$ in permeate stream (kg·m−3)
$C_{f,i}$	concentration of the solute $i$ in feed (kg·m−3).
${\mu }_p$	viscosity of fructans in permeate stream (kg·m−1·s−1)
${\mu }_w$	water viscosity (kg·m−1·s−1)
${\rho }_s$	density of fructans solution (kg·m−3)
$Mw$	molecular weight (kg·kmol−1)
$J_P$	permeate flux with fructan solution (m·s−1)
$J_w$	permeate flux with pure water (m·s−1)
$L_p$	hydraulic permeability (m2·s·kg−1)
$Re$	Reynolds number (dimensionless)
$R_f$	fouling resistance (m−1)
$R_t$	total resistance of the membrane system (m−1)
$R_o$	observed rejection (dimensionless)
$R_{FC}$	rejection coefficient of agave fructan with DP ˃ 10 (dimensionless)
$R_{FOS}$	rejection coefficient of FOS (dimensionless)
$R_{MD}$	rejection coefficient of mono- and disaccharides (dimensionless)
$R_m$	intrinsic membrane resistance (m−1)
$TMP$	transmembrane pressure (Pa)
$dh$	hydraulic diameter of membrane (m)
$v$	tangential velocity (m·s−1)
$V_r$	retentate volume (m3)
$V_f$	feed volume (m3)