Kit OptiTDS* Pancreas Dissociation System 2 (Acinar Acinar^ Kit OptiTDS* Pancreas Dissociation System 2 (Acinar Acinar, parotid Exocrine Islets), Mouse and Rat, stable for 7-10 days at 4 degree C. The unused kit is stable and effective up to 6 months at the -20 degree C.