Cephalosporinase, b-lactamase is recombinant ezymes, high purity and activity.It destroy b-lactams and used in drug Sterility te Beta-lactamase is expressed and highly purified to homogeneity with high activity.Beat-lactamase hydrolyze beta-lactams.It can be used to eliminate beta-lactams pollution, such as those in durg analysis, hospital, on medical apparatus and in foods.. Now it is widely ...