Merck, CLS44252XL-3EA, Pyrex®Fernbach baffled culture flask

General description
These 2800mL 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 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. They also have a single size linerless, one-piece autoclavable orange polypropylene plug seal caps with GL45 threads and drip-free pouring rings.

A wide range of optional caps are available for these bottles including:
Polypropylene colored caps for ease of sorting and identification
Vented membrane cap with 0.22μm PTFE hydrophobic membrane
PBT (polybutylene terephthalate) solid caps and ETFE pouring rings for dry heat sterilization (180°C).
PBT caps with silicone septa for syringe sampling or introduction of reagents.

Legal Information
Corning is a registered trademark of Corning, Inc.
PYREX is a registered trademark of Corning, Inc.