Description_x000D_ Packaging_x000D_ 1, 5, 25 g in poly bottle_x000D_ Application_x000D_ Enzyme which breaks down the cell walls of bacteria; used to prepare spheroplasts._x000D_ Unit Definition_x000D_ One unit will produce a ΔA450 of 0.001 per min at pH 6.24 at 25°C, using a suspension of Micrococcus lysodeikticus as substrate, in a 2.6 mL reaction mixture (1 cm light path)._x000D_ Physical form_x000D_ Lyophilized powder containing sodium chloride and sodium acetate_x000D_ Preparation Note_x000D_ 3× Crystallized