SEM micrographs of the cross section of 100-µm I.D. monoliths in capillaries: (A) support for the enzymatic reactor prepared from 24% VAL, 16% EDMA, 34% 1-propanol, 26% 1,4-butanediol and 0.4% AIBN; (B) HPLC column prepared from 24% lauryl methacrylate, 16% ethylene dimethacrylate, 45% 1-propanol, 15% 1,4-butanediol and 0.4% AIBN; polymerizations were carried out at 70°C for 24 h.