the beads produced the gelification of a second alginate layer on the bead surface. After that, the beads were washed with distilled water and left to harden for another 1.5 h into a calcium chloride solution (5%, w/v).
the beads produced the gelification of a second alginate layer on the beadsurface. After that, the beads were washed with distilled waterand left to harden for another 1.5 h into a calcium chloride solution(5%, w/v).