This 1L sterile polycarbonate Erlenmeyer flask features a vented cap for gas exchange, preventing pressure buildup during biological cultures, fermentation, and media preparation. The flat bottom provides stable positioning on work surfaces. The polycarbonate construction offers high impact resistance. The flask is gamma-sterilized per ISO 11137, USP Class VI certified, and non-pyrogenic. Suitable for biopharmaceutical processing, cell culture, aeration-dependent applications, and chemical storage.