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Table 3 The percentage of elements contained in the membrane before and after immobilization

From: The synthesis of biodiesel catalyzed by Mucor miehei lipase immobilized onto aminated polyethersulfone membranes

Sample code Amount of C (%) Amount of O (%) Amount of N (%)
PES\(\mathrm{NH}_2\)-10 D2 P5 43.46 15.85 17.35
PES\(\mathrm{NH}_2\)-10 D2 P5 (immobilized) 42.93 18.10 23.11