Biocatalysts and processes for their preparation.

The present invention relates to a biocatalyst shaped PEARL AND HIGH RESISTANCE MECHANICAL comprises active enzyme material, a cationic polyelectrolyte (chitosan), POLIVALENTE anions and silicic acid; Discloses a process for its production and biocatalyst OUTLINE APPLICATION FOR TREATING SUBSTANCES OR TO PRODUCE ORGANIC ACIDS ACID HIDROXICARBONICO ALFA-ALFA-CETOCARBONICOS.