Corning Dispase, 100 mL, is a bacillus-derived neutral metalloprotease recommended for recovering cells cultured on Corning Matrigel Basement Membrane Matrix. Molecular Weight 36kD Source Bacillus polymyxa-derived metallo protease Quality Tested for ability to solubilize a 1mm thick layer of gelled Corning Matrigel Matrix after two hours at 37°C Tested and found negative for bacteria, fungi, and mycoplasma、 Preparation and Storage Stable for at least three months at -20°C. Avoid multiple freeze-thaws. Handling Recommended concentration - 10U/cm² of Corning Matrigel Matrix (e.g., 100U per 35mm dish). Formulation Frozen in HBSS, pH 7.4