StemPro® hESC Supplement: Store at -5 to -20°C (in the dark). DMEM/F-12 with GlutaMAX™ medium: Store at 2 to 8°C (protect from light). Bovine serum albumin 25% (BSA): Store at 2 to 8°C (protect from light). These components are guaranteed stable for 12 months when properly stored.
Note: The complete StemPro® hESC SFM (supplement, DMEM/F-12, BSA, FGF basic, and 2-mercaptoethanol) is stable for 1 day when stored in the dark at 2-8°C. We recommend preparing a minimal volume of the complete working medium (enough for the day) and pre-equilibrating with respect to temperature and gases just prior to use.