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Table 5 Separation factors and sugar retention for all nanofiltration membranes at different feed concentrations of the pure sugar mixture, in various pressure conditions

From: Valorization of waste forest biomass toward the production of cello-oligosaccharides with potential prebiotic activity by utilizing customized enzyme cocktails

MembraneFeed concentration (mg/mL)Separation factorRetention (% w/w)a
5 bar10 bar15 bar20 barCellobioseGlucose
NF27051.121.0396.386.4
201.051.0297.493.0
DL51.111.141.111.0386.676.0
201.101.071.0789.081.3
NFX51.0098.898.5
NFW51.0164.063.2
200.9658.160.4
TS4051.031.0793.090.2
201.111.0493.684.4
  1. aThe retention of each sugar has been estimated for a pressure of 10 bar, apart from the NFX membrane that was tested only at 5 bar