properties of matter : kit containing an assortment of enzymes used in tissue dissociation and cell isolation procedures. Kit may help you to achieve maximum yield of viable cells. Kit includes 500 mg of each of four types of collagenase, 500 mg trypsin, 50 ku hyaluronidase, 100 mg elastase, 100 mg papain, 25 mg DNase I, 10 mg neutral protease (Dispase) and 100 mg trypsin inhibitor.