DWK Life Sciences WPFBC0500S Shake Flask PC, 500mL Baffled, Sterile, WHEATON®, 12/Unit - 09-1028 | Genesee Scientific DWK Life Sciences WPFBC0500S Shake Flask PC, 500mL Baffled, Sterile, WHEATON®, 12/Unit - 09-1028 | Genesee Scientific