These 2800mL wide mouth Pyrex® Fernbach-style culture flasks have triple baffles located at the center of the flask bottom to achieve maximal oxygen transfer to culture medium. These triple baffled flasks have a Delong-style 38mm neck for use with plastic or stainless steel closures (closures not included). For plastic closures see Cat.Nos. 1-26796-38 or 1-26797-38. These flasks have a large marking spot.
Note: Do not use this flask on a heat source smaller than the base of the flask. Uneven heating of the flask could cause breakage.