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Table 1 Membrane information

From: Investigating the mechanism of nanofiltration separation of glucosamine hydrochloride and N-acetyl glucosamine

Membrane index Parameter
Type 1812
MWCO (Da) 500
Max. Pressure (bar) 40
Pure water permeance (L m−2 h−1 bar−1)a 11–13
MgSO4 retention (%)b 50
Na2SO4 retention (%)b 85
NaCl retention (%)b 15
CaCl2 retention (%)b 10
  1. atest condition: 5 bar, 25 °C
  2. btest conditions: 2000 mg/L, 4.8 bar, 25 °C