These wide mouth Pyrex® Erlenmeyer flasks have a large, 29mm neck opening, making it easy to use larger volume serological pipets. Ideal product for use as a shaker flask or for media prep and storage needs. They also have a single size linerless, one-piece autoclavable orange polypropylene plug seal caps 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.